What is the CVSS score of CVE-2024-42471?

CVE-2024-42471 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N. EPSS exploitation probability: 3.0%.

Is there a public PoC exploit available for CVE-2024-42471?

Yes, a public proof-of-concept exploit is available for CVE-2024-42471. Prioritise patching immediately. EPSS: 3.0%.

Is there a patch available for CVE-2024-42471?

Yes, a patch is available for CVE-2024-42471. Update the affected software to the latest version immediately.

Github CVE-2024-42471

HIGH

Path Traversal (CWE-22)

2024-09-02 security-advisories@github.com

Path Traversal Github Actions Artifact Actions Toolkit

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Lifecycle Timeline

CVE Published

Sep 02, 2024 - 18:15 nvd

HIGH 7.5

DescriptionNVD

actions/artifact is the GitHub ToolKit for developing GitHub Actions. Versions of actions/artifact on the 2.x branch before 2.1.2 are vulnerable to arbitrary file write when using downloadArtifactInternal, downloadArtifactPublic, or streamExtractExternal for extracting a specifically crafted artifact that contains path traversal filenames. Users are advised to upgrade to version 2.1.2 or higher. There are no known workarounds for this issue.

AnalysisAI

actions/artifact is the GitHub ToolKit for developing GitHub Actions. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. actions/artifact is the GitHub ToolKit for developing GitHub Actions. Versions of actions/artifact on the 2.x branch before 2.1.2 are vulnerable to arbitrary file write when using downloadArtifactInternal, downloadArtifactPublic, or streamExtractExternal for extracting a specifically crafted artifact that contains path traversal filenames. Users are advised to upgrade to version 2.1.2 or higher. There are no known workarounds for this issue. Affected products include: Github Actions\/Artifact, Github Actions Toolkit. Version information: before 2.1.2.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.