What is the CVSS score of CVE-2023-43741?

CVE-2023-43741 has a CVSS 3.1 base score of 7.0 (High). CVSS vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.2%.

Is there a public PoC exploit available for CVE-2023-43741?

Yes, a public proof-of-concept exploit is available for CVE-2023-43741. Prioritise patching immediately. EPSS: 0.2%.

Is there a patch available for CVE-2023-43741?

Yes, a patch is available for CVE-2023-43741. Update the affected software to the latest version immediately.

Elastic Ci Stack CVE-2023-43741

HIGH

Time-of-check Time-of-use (TOCTOU) Race Condition (CWE-367)

2023-12-22 cve@mitre.org

Elastic Authentication Bypass Elastic Ci Stack

7.0

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.0 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 22, 2023 - 10:15 nvd

HIGH 7.0

DescriptionNVD

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.

AnalysisAI

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. Rated high severity (CVSS 7.0). Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-367. 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. Affected products include: Buildkite Elastic Ci Stack. Version information: prior to 6.7.1.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.