CVE-2023-43741

low-risk
Published 2023-12-22

A time-of-check-time-of-use race condition vulnerability in Buildkite Elastic CI for AWS versions prior to 6.7.1 and 5.22.5 allows the buildkite-agent user to bypass a symbolic link check for the PIPELINE_PATH variable in the fix-buildkite-agent-builds-permissions script.

Do I need to act?

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0.01% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.0/10 High
LOCAL / HIGH complexity

Affected Products (1)

Elastic Ci Stack

Affected Vendors

Buildkite

References (2)

Exploit https://github.com/atredispartners/advisories/blob/master/ATREDIS-2023-0003.md
Exploit https://github.com/atredispartners/advisories/blob/master/ATREDIS-2023-0003.md
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal