CVE-2007-4767 describes a denial-of-service or arbitrary code execution vulnerability in the Perl-Compatible Regular Expression (PCRE) library prior to version 7.3. Specifically, the library fails to correctly calculate the length of certain escape sequences (\p, \P, \P{x}), impacting applications utilizing PCRE. The vulnerability has a CVSS score of 5.0, indicating a medium severity with low attack complexity and no authentication required, potentially leading to a crash or infinite loop. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 6.0CPE matchmatch criteria | cpe:2.3:a:pcre:pcre:*:*:*:*:*:*:*:* | ||
<= 6.1CPE matchmatch criteria | cpe:2.3:a:pcre:pcre:*:*:*:*:*:*:*:* | ||
<= 7.3CPE matchmatch criteria | cpe:2.3:a:pcre:pcre:*:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.