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CVE-2018-6612

MEDIUMCVSS 5.5/10EPSS 1.14%

Last modified

CVE-2018-6612 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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.. EPSS estimates a 1.14% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
5.5/10

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

EPSS Probability
1.14%

62.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Jhead ProjectJhead3.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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.
How severe is CVE-2018-6612?
CVE-2018-6612 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 1.14% probability of exploitation in the next 30 days.
How do I fix CVE-2018-6612?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-6612?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST