Out-of-bounds Read in Jhead Project

CVE-2018-6612

An integer underflow bug in the process_EXIF function of the exif.c file of jhead 3.00 raises a heap-based buffer over-read when processing a malicious JPEG file, which may allow a remote attacker to cause a denial-of-service attack or unspecified other impact.

Vulnerability class: Buffer Overflow

EPSS: 0.011 (63.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-6612?
CVE-2018-6612 is a medium-severity vulnerability in Jhead Project, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2018-02-04.
How severe is CVE-2018-6612?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2018-6612 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.