Vulnerability in Gnu Tar

CVE-2023-39804

In GNU tar before 1.35, mishandled extension attributes in a PAX archive can lead to an application crash in xheader.c.

EPSS: 0.003 (19.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-39804?
CVE-2023-39804 is a medium-severity vulnerability in Gnu Tar. CVSS score: 6.2/10. Published 2024-03-27.
How severe is CVE-2023-39804?
Medium severity. CVSS v3 base score is 6.2 out of 10.
Is CVE-2023-39804 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.