Risk | High |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2012-4504 |
CWE-ID | CWE-121 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
libproxy Other software / Other software solutions |
Vendor | libproxy |
Security Bulletin
This security bulletin contains one high risk vulnerability.
EUVDB-ID: #VU33688
Risk: High
CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2012-4504
CWE-ID:
CWE-121 - Stack-based buffer overflow
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the url::get_pac function in url.cpp when processing a large proxy.pac file. 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.
MitigationInstall update from vendor's website.
Vulnerable software versionslibproxy: 0.4.0 - 0.4.8
External linkshttp://code.google.com/p/libproxy/source/detail?r=853
http://lists.opensuse.org/opensuse-updates/2012-10/msg00065.html
http://secunia.com/advisories/51048
http://www.openwall.com/lists/oss-security/2012/10/12/1
http://www.openwall.com/lists/oss-security/2012/10/12/5
http://www.openwall.com/lists/oss-security/2012/10/16/3
http://www.securityfocus.com/bid/55909
http://www.ubuntu.com/usn/USN-1629-1
http://bugzilla.redhat.com/show_bug.cgi?id=864417
http://exchange.xforce.ibmcloud.com/vulnerabilities/79249
http://groups.google.com/forum/?fromgroups=#!topic/libproxy/VxZ8No7mT0E
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.