Input validation error in ImageMagick - CVE-2012-3437
Published: August 8, 2012 / Updated: August 11, 2020
Vulnerability identifier: #VU43758
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2012-3437
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: ImageMagick.org
Affected software:
ImageMagick
ImageMagick
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
The Magick_png_malloc function in coders/png.c in ImageMagick 6.7.8 and earlier does not use the proper variable type for the allocation size, which might allow remote attackers to cause a denial of service (crash) via a crafted PNG file that triggers incorrect memory allocation.
How to mitigate CVE-2012-3437
Install update from vendor's website.
Sources
- http://lists.opensuse.org/opensuse-updates/2013-03/msg00101.html
- http://secunia.com/advisories/50091
- http://secunia.com/advisories/50398
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:160
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:092
- http://www.securityfocus.com/bid/54714
- http://www.securitytracker.com/id?1027321
- http://www.ubuntu.com/usn/USN-1544-1
- https://bugzilla.redhat.com/show_bug.cgi?id=844101
- https://exchange.xforce.ibmcloud.com/vulnerabilities/77260
- https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0243