CVE-2018-18629

An issue was discovered in the Keybase command-line client before 2.8.0-20181023124437 for Linux. An untrusted search path vulnerability in the keybase-redirector application allows a local, unprivileged user on Linux to gain root privileges via a Trojan horse binary.

CVSS v3 7.8 HIGH
CVSS v2.0 7.2 HIGH

7.8^/10

CVSS v3 : HIGH

Vector : AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

Vector : AV:L/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://blog.mirch.io/2018/12/21/cve-2018-18629-keybase-linux-privilege-escalation/	Exploit Third Party Advisory
https://hackerone.com/reports/426944	Exploit Patch Third Party Advisory
https://keybase.io/docs/secadv/kb002	Exploit Vendor Advisory
https://blog.mirch.io/2018/12/21/cve-2018-18629-keybase-linux-privilege-escalation/	Exploit Third Party Advisory
https://hackerone.com/reports/426944	Exploit Patch Third Party Advisory
https://keybase.io/docs/secadv/kb002	Exploit Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:keybase:keybase:*:*:*:*:*:linux:*:*

History

21 Nov 2024, 03:56

Type	Values Removed	Values Added
References	~~() https://blog.mirch.io/2018/12/21/cve-2018-18629-keybase-linux-privilege-escalation/ - Exploit, Third Party Advisory~~	() https://blog.mirch.io/2018/12/21/cve-2018-18629-keybase-linux-privilege-escalation/ - Exploit, Third Party Advisory
References	~~() https://hackerone.com/reports/426944 - Exploit, Patch, Third Party Advisory~~	() https://hackerone.com/reports/426944 - Exploit, Patch, Third Party Advisory
References	~~() https://keybase.io/docs/secadv/kb002 - Exploit, Vendor Advisory~~	() https://keybase.io/docs/secadv/kb002 - Exploit, Vendor Advisory

Information

Published : 2018-12-20 23:29

Updated : 2024-11-21 03:56

NVD link : CVE-2018-18629

Mitre link : CVE-2018-18629

CVE.ORG link : CVE-2018-18629

JSON object : View

Products Affected

keybase

keybase

CWE

CWE-426

Untrusted Search Path

{"id": "CVE-2018-18629", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.2, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": true, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2018-12-20T23:29:00.800", "references": [{"url": "https://blog.mirch.io/2018/12/21/cve-2018-18629-keybase-linux-privilege-escalation/", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://hackerone.com/reports/426944", "tags": ["Exploit", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://keybase.io/docs/secadv/kb002", "tags": ["Exploit", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://blog.mirch.io/2018/12/21/cve-2018-18629-keybase-linux-privilege-escalation/", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://hackerone.com/reports/426944", "tags": ["Exploit", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://keybase.io/docs/secadv/kb002", "tags": ["Exploit", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-426"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in the Keybase command-line client before 2.8.0-20181023124437 for Linux. An untrusted search path vulnerability in the keybase-redirector application allows a local, unprivileged user on Linux to gain root privileges via a Trojan horse binary."}, {"lang": "es", "value": "Se ha descubierto un problema en el cliente de l\u00ednea de comandos Keybase, en versiones anteriores a la 2.8.-20181023124437, para Linux. Una vulnerabilidad de ruta de b\u00fasqueda no fiable en la aplicaci\u00f3n keybase-redirector permite que un usuario local sin privilegios en Linux obtenga privilegios root mediante un binario troyano."}], "lastModified": "2024-11-21T03:56:15.883", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:keybase:keybase:*:*:*:*:*:linux:*:*", "vulnerable": true, "matchCriteriaId": "B1773EE1-A3E9-43B3-B6A9-E75F3DC4A6F8", "versionEndExcluding": "2.8.0-20181023124437"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}