Vulnerability Description
Multiple stack-based and heap-based buffer overflows in Network Audio System (NAS) 1.9.3 allow local users to cause a denial of service (crash) or possibly execute arbitrary code via the (1) display command argument to the ProcessCommandLine function in server/os/utils.c; (2) ResetHosts function in server/os/access.c; (3) open_unix_socket, (4) open_isc_local, (5) open_xsight_local, (6) open_att_local, or (7) open_att_svr4_local function in server/os/connection.c; the (8) AUDIOHOST environment variable to the CreateWellKnownSockets or (9) AmoebaTCPConnectorThread function in server/os/connection.c; or (10) unspecified vectors related to logging in the osLogMsg function in server/os/aulog.c.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Canonical | Ubuntu Linux | 12.04 |
| Radscan | Network Audio System | 1.9.3 |
Related Weaknesses (CWE)
References
- http://radscan.com/pipermail/nas/2013-August/001270.htmlExploit
- http://sourceforge.net/p/nas/code/288ExploitPatch
- http://www.debian.org/security/2013/dsa-2771
- http://www.openwall.com/lists/oss-security/2013/08/16/2Patch
- http://www.openwall.com/lists/oss-security/2013/08/19/3Patch
- http://www.securityfocus.com/bid/61848
- http://www.ubuntu.com/usn/USN-1986-1Vendor Advisory
- http://radscan.com/pipermail/nas/2013-August/001270.htmlExploit
- http://sourceforge.net/p/nas/code/288ExploitPatch
- http://www.debian.org/security/2013/dsa-2771
- http://www.openwall.com/lists/oss-security/2013/08/16/2Patch
- http://www.openwall.com/lists/oss-security/2013/08/19/3Patch
- http://www.securityfocus.com/bid/61848
- http://www.ubuntu.com/usn/USN-1986-1Vendor Advisory
FAQ
What is CVE-2013-4256?
CVE-2013-4256 is a vulnerability with a CVSS score of 4.6 (MEDIUM). Multiple stack-based and heap-based buffer overflows in Network Audio System (NAS) 1.9.3 allow local users to cause a denial of service (crash) or possibly execute arbitrary code via the (1) display c...
How severe is CVE-2013-4256?
CVE-2013-4256 has been rated MEDIUM with a CVSS base score of 4.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-4256?
Check the references section above for vendor advisories and patch information. Affected products include: Canonical Ubuntu Linux, Radscan Network Audio System.