CVE-2023-43741

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.

CVSS v3.1

7.0 HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1

7.0 HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.19% chance of exploitation in the next 30 days, 9th percentile

Published

2023-12-22

Updated

2024-08-27

Proof-of-concept exploits (1)

• atredispartners/advisories/blob/master/ATREDIS-2023-0003.md

References

• CVE Record
• NVD entry

Related

• CVE-2018-0952
• CVE-2020-27484
• CVE-2021-43971
• CVE-2021-43974
• CVE-2023-43116
• CVE-2023-43662