CVE-2018-6612 — MEDIUM (5.5)

Vulnerability Description

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.

CVSS Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Jhead Project	Jhead	3.0

Related Weaknesses (CWE)

CWE-191 CWE-125

References

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=889272Third Party Advisory
https://launchpad.net/ubuntu/+source/jhead/1:3.00-6Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=889272Third Party Advisory
https://launchpad.net/ubuntu/+source/jhead/1:3.00-6Third Party Advisory

FAQ

What is CVE-2018-6612?

CVE-2018-6612 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 ...

How severe is CVE-2018-6612?

CVE-2018-6612 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-6612?

Check the references section above for vendor advisories and patch information. Affected products include: Jhead Project Jhead.