Use After Free in Imagemagick
CVE-2021-3962
A flaw was found in ImageMagick where it did not properly sanitize certain input before using it to invoke convert processes. This flaw allows an attacker to create a specially crafted image that leads to a use-after-free vulnerability when processed by ImageMagick. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
Vulnerability class: Use-After-Free
EPSS: 0.058 (92.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Imagemagick — versions 7.1.0-14
- N/a Imagemagick — versions 7.1.0-14
Weakness classification (CWE)
References
- secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-3962?
- CVE-2021-3962 is a high-severity vulnerability in Imagemagick, classified under Use After Free. CVSS score: 7.8/10. Published 2021-11-19.
- How severe is CVE-2021-3962?
- High severity. CVSS v3 base score is 7.8 out of 10.