Heap-based buffer overflow in Gnash - CVE-2012-1175
Published: August 26, 2012 / Updated: August 11, 2020
Vulnerability identifier: #VU43662
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2012-1175
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in Integer overflow in the GnashImage::size method in libbase/GnashImage.h in GNU Gnash 0.8.10. A remote attacker can use a crafted SWF file to trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Gnash
Gentoo Linux
Gentoo Linux
How to mitigate CVE-2012-1175
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
External References
- http://git.savannah.gnu.org/cgit/gnash.git/commit/?id=bb4dc77eecb6ed1b967e3ecbce3dac6c5e6f1527
- http://secunia.com/advisories/47183
- http://secunia.com/advisories/48466
- http://www.debian.org/security/2012/dsa-2435
- http://www.openwall.com/lists/oss-security/2012/03/14/5
- http://www.openwall.com/lists/oss-security/2012/03/14/6
- http://www.securityfocus.com/bid/52446
- https://bugzilla.redhat.com/show_bug.cgi?id=803443