Heap-based buffer overflow in Gnash - CVE-2012-1175
Published: August 26, 2012 / Updated: August 11, 2020
Vulnerability identifier: #VU43662
CSH Severity: Medium
CVSS v4.0: 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/E:U/U:Green
CVE-ID: CVE-2012-1175
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: GNU
Affected software:
Gnash
Gnash
Detailed vulnerability description
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.
How to mitigate CVE-2012-1175
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
Sources
- 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