CVE-2022-2906

An attacker can leverage this flaw to gradually erode available memory to the point where named crashes for lack of resources. Upon restart the attacker would have to begin again, but nevertheless there is the potential to deny service.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

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-2022-2906	Patch Vendor Advisory
https://security.gentoo.org/glsa/202210-25	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-2022-2906	Patch Vendor Advisory
https://security.gentoo.org/glsa/202210-25	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:isc:bind:::::-:::*
	cpe:2.3:a:isc:bind:::::-:::*

History

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-2022-2906 - Patch, Vendor Advisory~~	() https://kb.isc.org/docs/cve-2022-2906 - Patch, Vendor Advisory
References	~~() https://security.gentoo.org/glsa/202210-25 - Third Party Advisory~~	() https://security.gentoo.org/glsa/202210-25 - Third Party Advisory

Information

Published : 2022-09-21 11:15

Updated : 2025-05-28 16:15

NVD link : CVE-2022-2906

Mitre link : CVE-2022-2906

CVE.ORG link : CVE-2022-2906

JSON object : View

Products Affected

isc

bind

CWE

CWE-401

Missing Release of Memory after Effective Lifetime

{"id": "CVE-2022-2906", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security-officer@isc.org", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2022-09-21T11:15:09.620", "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-2022-2906", "tags": ["Patch", "Vendor Advisory"], "source": "security-officer@isc.org"}, {"url": "https://security.gentoo.org/glsa/202210-25", "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-2022-2906", "tags": ["Patch", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.gentoo.org/glsa/202210-25", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-401"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-401"}]}], "descriptions": [{"lang": "en", "value": "An attacker can leverage this flaw to gradually erode available memory to the point where named crashes for lack of resources. Upon restart the attacker would have to begin again, but nevertheless there is the potential to deny service."}, {"lang": "es", "value": "Un atacante puede aprovechar este fallo para erosionar gradualmente la memoria disponible hasta el punto de que named sea bloqueado por falta de recursos. Al reiniciar, el atacante tendr\u00eda que empezar de nuevo, pero sin embargo se presenta la posibilidad de denegar el servicio"}], "lastModified": "2025-05-28T16:15:23.157", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"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"}], "operator": "OR"}]}], "sourceIdentifier": "security-officer@isc.org"}

7.5 /10