CVE-2022-2795

By flooding the target resolver with queries exploiting this flaw an attacker can significantly impair the resolver's performance, effectively denying legitimate clients access to the DNS resolution service.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
http://www.openwall.com/lists/oss-security/2022/09/21/3	Mailing List Patch Third Party Advisory
https://kb.isc.org/docs/cve-2022-2795	Patch Vendor Advisory
https://lists.debian.org/debian-lts-announce/2022/10/msg00007.html	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CV4GQWBPF7Y52J2FA24U6UMHQAOXZEF7/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MRHB6J4Z7BKH4HPEKG5D35QGRD6ANNMT/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZJQNUASODNVAWZV6STKG5SD6XIJ446S/
https://security.gentoo.org/glsa/202210-25	Third Party Advisory
https://www.debian.org/security/2022/dsa-5235	Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/09/21/3	Mailing List Patch Third Party Advisory
https://kb.isc.org/docs/cve-2022-2795	Patch Vendor Advisory
https://lists.debian.org/debian-lts-announce/2022/10/msg00007.html	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CV4GQWBPF7Y52J2FA24U6UMHQAOXZEF7/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MRHB6J4Z7BKH4HPEKG5D35QGRD6ANNMT/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZJQNUASODNVAWZV6STKG5SD6XIJ446S/
https://security.gentoo.org/glsa/202210-25	Third Party Advisory
https://security.netapp.com/advisory/ntap-20241129-0002/
https://www.debian.org/security/2022/dsa-5235	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:isc:bind:::::-:::*
	cpe:2.3:a:isc:bind:::::-:::*
	cpe:2.3:a:isc:bind:::::-:::*
	cpe:2.3:a:isc:bind:9.9.3:s1::::supported_preview::*
	cpe:2.3:a:isc:bind:9.9.3:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.9.12:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.9.13:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.10.5:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.10.7:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.11.3:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.11.5:s3::::supported_preview::*
	cpe:2.3:a:isc:bind:9.11.5:s3:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.11.5:s5:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.11.5:s6:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.11.6:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.11.7:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.11.8:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.11.12:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.11.14-s1::::preview:::
	cpe:2.3:a:isc:bind:9.11.19-s1::::preview:::
	cpe:2.3:a:isc:bind:9.11.21:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.11.27:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.11.29:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.11.35:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.11.37:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.16.8:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.16.11:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.16.13:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.16.21:s1:::supported_preview:::*
	cpe:2.3:a:isc:bind:9.16.32:s1:::supported_preview:::*

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:10.0:::::::*
	cpe:2.3:o:debian:debian_linux:11.0:::::::*

Configuration 3 (hide)

OR	cpe:2.3:o:fedoraproject:fedora:35:::::::*
	cpe:2.3:o:fedoraproject:fedora:36:::::::*
	cpe:2.3:o:fedoraproject:fedora:37:::::::*

History

29 Nov 2024, 12:15

Type	Values Removed	Values Added
References		() https://security.netapp.com/advisory/ntap-20241129-0002/ -

21 Nov 2024, 07:01

Type	Values Removed	Values Added
References	~~() http://www.openwall.com/lists/oss-security/2022/09/21/3 - Mailing List, Patch, Third Party Advisory~~	() http://www.openwall.com/lists/oss-security/2022/09/21/3 - Mailing List, Patch, Third Party Advisory
References	~~() https://kb.isc.org/docs/cve-2022-2795 - Patch, Vendor Advisory~~	() https://kb.isc.org/docs/cve-2022-2795 - Patch, Vendor Advisory
References	~~() https://lists.debian.org/debian-lts-announce/2022/10/msg00007.html - Mailing List, Third Party Advisory~~	() https://lists.debian.org/debian-lts-announce/2022/10/msg00007.html - Mailing List, Third Party Advisory
References	~~() https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CV4GQWBPF7Y52J2FA24U6UMHQAOXZEF7/ -~~	() https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CV4GQWBPF7Y52J2FA24U6UMHQAOXZEF7/ -
References	~~() https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MRHB6J4Z7BKH4HPEKG5D35QGRD6ANNMT/ -~~	() https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MRHB6J4Z7BKH4HPEKG5D35QGRD6ANNMT/ -
References	~~() https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZJQNUASODNVAWZV6STKG5SD6XIJ446S/ -~~	() https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZJQNUASODNVAWZV6STKG5SD6XIJ446S/ -
References	~~() https://security.gentoo.org/glsa/202210-25 - Third Party Advisory~~	() https://security.gentoo.org/glsa/202210-25 - Third Party Advisory
References	~~() https://www.debian.org/security/2022/dsa-5235 - Third Party Advisory~~	() https://www.debian.org/security/2022/dsa-5235 - Third Party Advisory

07 Nov 2023, 03:46

Type	Values Removed	Values Added
References	{'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MRHB6J4Z7BKH4HPEKG5D35QGRD6ANNMT/', 'name': 'FEDORA-2022-8268735e06', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'} {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CV4GQWBPF7Y52J2FA24U6UMHQAOXZEF7/', 'name': 'FEDORA-2022-ef038365de', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'} {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YZJQNUASODNVAWZV6STKG5SD6XIJ446S/', 'name': 'FEDORA-2022-b197d64471', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}	() https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZJQNUASODNVAWZV6STKG5SD6XIJ446S/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CV4GQWBPF7Y52J2FA24U6UMHQAOXZEF7/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MRHB6J4Z7BKH4HPEKG5D35QGRD6ANNMT/ -

08 Aug 2023, 14:22

Type	Values Removed	Values Added
CWE	~~CWE-400~~	NVD-CWE-noinfo

16 May 2023, 11:01

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~7.5~~	v2 : unknown v3 : 5.3

Information

Published : 2022-09-21 11:15

Updated : 2024-11-29 12:15

NVD link : CVE-2022-2795

Mitre link : CVE-2022-2795

CVE.ORG link : CVE-2022-2795

JSON object : View

Products Affected

debian

debian_linux

fedoraproject

fedora

isc

bind

CWE

NVD-CWE-noinfo

{"id": "CVE-2022-2795", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security-officer@isc.org", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2022-09-21T11:15:09.470", "references": [{"url": "http://www.openwall.com/lists/oss-security/2022/09/21/3", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "security-officer@isc.org"}, {"url": "https://kb.isc.org/docs/cve-2022-2795", "tags": ["Patch", "Vendor Advisory"], "source": "security-officer@isc.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2022/10/msg00007.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "security-officer@isc.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CV4GQWBPF7Y52J2FA24U6UMHQAOXZEF7/", "source": "security-officer@isc.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MRHB6J4Z7BKH4HPEKG5D35QGRD6ANNMT/", "source": "security-officer@isc.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZJQNUASODNVAWZV6STKG5SD6XIJ446S/", "source": "security-officer@isc.org"}, {"url": "https://security.gentoo.org/glsa/202210-25", "tags": ["Third Party Advisory"], "source": "security-officer@isc.org"}, {"url": "https://www.debian.org/security/2022/dsa-5235", "tags": ["Third Party Advisory"], "source": "security-officer@isc.org"}, {"url": "http://www.openwall.com/lists/oss-security/2022/09/21/3", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://kb.isc.org/docs/cve-2022-2795", "tags": ["Patch", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2022/10/msg00007.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CV4GQWBPF7Y52J2FA24U6UMHQAOXZEF7/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MRHB6J4Z7BKH4HPEKG5D35QGRD6ANNMT/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZJQNUASODNVAWZV6STKG5SD6XIJ446S/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.gentoo.org/glsa/202210-25", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.netapp.com/advisory/ntap-20241129-0002/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.debian.org/security/2022/dsa-5235", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "By flooding the target resolver with queries exploiting this flaw an attacker can significantly impair the resolver's performance, effectively denying legitimate clients access to the DNS resolution service."}, {"lang": "es", "value": "Al inundar el resolvedor de destino con consultas que explotan este fallo, un atacante puede perjudicar significativamente el rendimiento del resolvedor, negando efectivamente a los clientes leg\u00edtimos el acceso al servicio de resoluci\u00f3n DNS"}], "lastModified": "2024-11-29T12:15:04.500", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:isc:bind:*:*:*:*:-:*:*:*", "vulnerable": true, "matchCriteriaId": "6CF2AFF8-9D61-442F-98BE-C08FA09C2AD3", "versionEndExcluding": "9.16.33", "versionStartIncluding": "9.0.0"}, {"criteria": "cpe:2.3:a:isc:bind:*:*:*:*:-:*:*:*", "vulnerable": true, "matchCriteriaId": "BAE4B411-40F7-422D-8A5C-775ED1D00189", "versionEndExcluding": "9.18.7", "versionStartIncluding": "9.18.0"}, {"criteria": "cpe:2.3:a:isc:bind:*:*:*:*:-:*:*:*", "vulnerable": true, "matchCriteriaId": "3E1EC206-AC11-4A7E-9723-C4F69FF76892", "versionEndExcluding": "9.19.5", "versionStartIncluding": "9.19.0"}, {"criteria": "cpe:2.3:a:isc:bind:9.9.3:s1:*:*:*:supported_preview:*:*", "vulnerable": true, "matchCriteriaId": "A01B5F4E-1F55-4DED-BF30-E0B436D8B965"}, {"criteria": "cpe:2.3:a:isc:bind:9.9.3:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "40EE014B-0CD8-45F3-BEDB-AE6368A78B04"}, {"criteria": "cpe:2.3:a:isc:bind:9.9.12:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "DAF8FA8C-0526-4389-AEC6-92AD62AA3929"}, {"criteria": "cpe:2.3:a:isc:bind:9.9.13:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "1A9BA952-A5DF-4CBA-8928-0B373C013C32"}, {"criteria": "cpe:2.3:a:isc:bind:9.10.5:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "CAD41122-C5D8-4256-8CB7-FF88DCD96A13"}, {"criteria": "cpe:2.3:a:isc:bind:9.10.7:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "6243685F-1E5B-4FF6-AE1B-44798032FBA6"}, {"criteria": "cpe:2.3:a:isc:bind:9.11.3:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "C2FE13E1-0646-46FC-875B-CB4C34E20101"}, {"criteria": "cpe:2.3:a:isc:bind:9.11.5:s3:*:*:*:supported_preview:*:*", "vulnerable": true, "matchCriteriaId": "B6F72F80-D178-4F6D-8D16-85C0DEEE275B"}, {"criteria": "cpe:2.3:a:isc:bind:9.11.5:s3:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "1AA16E51-819C-4A1B-B66E-1C60C1782C0D"}, {"criteria": "cpe:2.3:a:isc:bind:9.11.5:s5:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "91533F9F-C0E5-4E84-8A4C-F744F956BF97"}, {"criteria": "cpe:2.3:a:isc:bind:9.11.5:s6:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "46E6A4BD-D69B-4A70-821D-5612DD1315EF"}, {"criteria": "cpe:2.3:a:isc:bind:9.11.6:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "8AF9D390-0D5B-4963-A2D3-BF1E7CD95E9D"}, {"criteria": "cpe:2.3:a:isc:bind:9.11.7:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "AB2B92F1-6BA8-41CA-9000-E0633462CC28"}, {"criteria": "cpe:2.3:a:isc:bind:9.11.8:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "02CA4635-7DFC-408E-A837-856E0F96CA1B"}, {"criteria": "cpe:2.3:a:isc:bind:9.11.12:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "3CABCB08-B838-45F7-AA87-77C6B8767DD0"}, {"criteria": "cpe:2.3:a:isc:bind:9.11.14-s1:*:*:*:preview:*:*:*", "vulnerable": true, "matchCriteriaId": "FB597385-BCFD-4CDB-9328-B4F76D586E4D"}, {"criteria": "cpe:2.3:a:isc:bind:9.11.19-s1:*:*:*:preview:*:*:*", "vulnerable": true, "matchCriteriaId": "42C76CEF-FD0B-40A4-B246-A71F3EC72B29"}, {"criteria": "cpe:2.3:a:isc:bind:9.11.21:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "5CC1F26C-4757-4C87-BD8B-2FA456A88C6F"}, {"criteria": "cpe:2.3:a:isc:bind:9.11.27:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "582A4948-B64F-45D4-807A-846A85BB6B42"}, {"criteria": "cpe:2.3:a:isc:bind:9.11.29:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "F22E7F6A-0714-480D-ACDF-5027FD6697B2"}, {"criteria": "cpe:2.3:a:isc:bind:9.11.35:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "255AEB06-F071-4433-93E5-9436086C1A6D"}, {"criteria": "cpe:2.3:a:isc:bind:9.11.37:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "EF14D712-5FCF-492F-BE3E-745109E9D6E5"}, {"criteria": "cpe:2.3:a:isc:bind:9.16.8:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "288EAD80-574B-4839-9C2C-81D6D088A733"}, {"criteria": "cpe:2.3:a:isc:bind:9.16.11:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "3595F024-F910-4356-8B5B-D478960FF574"}, {"criteria": "cpe:2.3:a:isc:bind:9.16.13:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "94661BA2-27F8-4FFE-B844-9404F735579D"}, {"criteria": "cpe:2.3:a:isc:bind:9.16.21:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "751E37C2-8BFD-4306-95C1-8C01CE495FA4"}, {"criteria": "cpe:2.3:a:isc:bind:9.16.32:s1:*:*:supported_preview:*:*:*", "vulnerable": true, "matchCriteriaId": "CC432820-F1A2-4132-A673-2620119553C5"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73"}, {"criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "80E516C0-98A4-4ADE-B69F-66A772E2BAAA"}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5C675112-476C-4D7C-BCB9-A2FB2D0BC9FD"}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E30D0E6F-4AE8-4284-8716-991DFA48CC5D"}], "operator": "OR"}]}], "sourceIdentifier": "security-officer@isc.org"}

5.3 /10