What is the CVSS score of CVE-2021-3806?

CVE-2021-3806 has a CVSS 3.1 base score of 5.3 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L. EPSS exploitation probability: 0.4%.

Is there a public PoC exploit available for CVE-2021-3806?

Yes, a public proof-of-concept exploit is available for CVE-2021-3806. Prioritise patching immediately. EPSS: 0.4%.

Pardus Software Center CVE-2021-3806

MEDIUM

Path Traversal (CWE-22)

2021-09-18 iletisim@usom.gov.tr

Path Traversal Pardus Software Center

5.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.3 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

Lifecycle Timeline

CVE Published

Sep 18, 2021 - 14:15 cve.org

MEDIUM 5.3

DescriptionCVE.org

A path traversal vulnerability on Pardus Software Center's "extractArchive" function could allow anyone on the same network to do a man-in-the-middle and write files on the system.

AnalysisAI

A path traversal vulnerability on Pardus Software Center's "extractArchive" function could allow anyone on the same network to do a man-in-the-middle and write files on the system. Rated medium severity (CVSS 5.3), this vulnerability is 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. A path traversal vulnerability on Pardus Software Center's "extractArchive" function could allow anyone on the same network to do a man-in-the-middle and write files on the system. Affected products include: Tubitak Pardus Software Center.

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.