CVE-2012-4505 describes a critical heap-based buffer overflow vulnerability in the px_pac_reload function of libproxy versions 0.2.x and 0.3.x. This flaw allows remote servers to achieve an unspecified, but potentially severe, impact by sending a specially crafted Content-Length header in an HTTP response for a proxy.pac file request. With a CVSS score of 10.0, this vulnerability is highly severe, requiring no authentication and having low attack complexity, potentially leading to complete compromise of confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.2.3CPE matchmatch criteria | cpe:2.3:a:libproxy_project:libproxy:0.2.3:*:*:*:*:*:*:* | ||
0.3.0CPE matchmatch criteria | cpe:2.3:a:libproxy_project:libproxy:0.3.0:*:*:*:*:*:*:* | ||
0.3.1CPE matchmatch criteria | cpe:2.3:a:libproxy_project:libproxy:0.3.1:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:C/I:C/A:C
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.