CVE-2007-4766 describes multiple integer overflows in the Perl-Compatible Regular Expression (PCRE) library, versions prior to 7.3. These flaws allow unauthenticated, remote attackers to trigger a denial of service (application crash) or potentially execute arbitrary code through specially crafted escape sequences. With a CVSS score of 7.5, this vulnerability is rated as high severity due to its network-based attack vector, low attack complexity, and potential for partial confidentiality, integrity, and availability impacts. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this decade-old vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 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:P/I:P/A:P
No social media mentions found for this CVE.
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.