CVE-2023-43116

A symbolic link following vulnerability in Buildkite Elastic CI for AWS versions prior to 6.7.1 and 5.22.5 allows the buildkite-agent user to change ownership of arbitrary directories via the PIPELINE_PATH variable in the fix-buildkite-agent-builds-permissions script.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

V3 Legend

Vector :

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

References

Link	Resource
https://github.com/atredispartners/advisories/blob/master/ATREDIS-2023-0003.md	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:buildkite:elastic_ci_stack::::::aws::*
	cpe:2.3:a:buildkite:elastic_ci_stack::::::aws::*

History

No history.

Information

Published : 2023-12-22 10:15

Updated : 2024-01-03 02:41

NVD link : CVE-2023-43116

Mitre link : CVE-2023-43116

CVE.ORG link : CVE-2023-43116

JSON object : View

Products Affected

buildkite

elastic_ci_stack

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

{"id": "CVE-2023-43116", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/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": "2023-12-22T10:15:11.110", "references": [{"url": "https://github.com/atredispartners/advisories/blob/master/ATREDIS-2023-0003.md", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-59"}]}], "descriptions": [{"lang": "en", "value": "A symbolic link following vulnerability in Buildkite Elastic CI for AWS versions prior to 6.7.1 and 5.22.5 allows the buildkite-agent user to change ownership of arbitrary directories via the PIPELINE_PATH variable in the fix-buildkite-agent-builds-permissions script."}, {"lang": "es", "value": "Vulnerabilidad de seguimiento de enlace simb\u00f3lico en Buildkite Elastic CI para versiones de AWS anteriores a 6.7.1 y 5.22.5 permite al usuario buildkite-agent cambiar la propiedad de directorios arbitrarios a trav\u00e9s de la variable PIPELINE_PATH en el script fix-buildkite-agent-builds-permissions."}], "lastModified": "2024-01-03T02:41:10.107", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:buildkite:elastic_ci_stack:*:*:*:*:*:aws:*:*", "vulnerable": true, "matchCriteriaId": "A8FF71D5-3524-473F-AEA4-7E4EDC329058", "versionEndExcluding": "5.22.5"}, {"criteria": "cpe:2.3:a:buildkite:elastic_ci_stack:*:*:*:*:*:aws:*:*", "vulnerable": true, "matchCriteriaId": "43C89DCC-F88A-4E4C-926F-184889E4A36C", "versionEndExcluding": "6.7.1", "versionStartIncluding": "6.0.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}

7.8 /10