CVE-2017-7962

Public Exploit

Description

The iwgif_read_image function in imagew-gif.c in libimageworsener.a in ImageWorsener 1.3.0 allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via a crafted file.

Category

5.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.26%
Vendor Advisory gentoo.org Vendor Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://blogs.gentoo.org/ago/2017/04/17/imageworsener-divide-by-zero-in-iwgif_record_pixel-imagew-gif-c/ exploit third party advisory patch
https://security.gentoo.org/glsa/201706-06 third party advisory vendor advisory
https://github.com/jsummers/imageworsener/commit/ca3356eb49fee03e2eaf6b6aff826988c1122d93 third party advisory patch
https://github.com/jsummers/imageworsener/issues/15 issue tracking patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2017-7962?
CVE-2017-7962 has been scored as a medium severity vulnerability.
How to fix CVE-2017-7962?
To fix CVE-2017-7962, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-7962 being actively exploited in the wild?
It is possible that CVE-2017-7962 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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