Stack-based buffer overflow in libupnp - CVE-2012-5958

 

Stack-based buffer overflow in libupnp - CVE-2012-5958

Published: January 31, 2013 / Updated: June 17, 2021


Vulnerability identifier: #VU43133
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2012-5958
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability: Public exploit is 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 within the unique_service_name function in ssdp/ssdp_server.c in the SSDP parser when processing a UDP packet with a crafted string that is not properly handled after a certain pointer subtraction. Per CERT's advisory additional products may be affected: http://www.kb.cert.org/vuls/id/922681 "Hundreds of vendors have used the libupnp library in their products, many of which are acting as the home routers for consumer networks. A remote unauthenticated attacker can trigger stack-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

libupnp

How to mitigate CVE-2012-5958

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.


Links to Public Exploits and PoC-codes

External References

Related Security Bulletins