CVE-2007-1661 describes a vulnerability in the Perl-Compatible Regular Expression (PCRE) library, affecting versions prior to 7.3, including those used in Apple Mac OS X. This flaw allows attackers to cause a denial of service or potentially obtain sensitive information due to excessive backtracking when matching specific regex patterns in non-UTF-8 mode. With a CVSS score of 6.4, this vulnerability is of medium severity, requiring no authentication and having low attack complexity, with potential for partial confidentiality and availability impacts. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 7.2CPE matchmatch criteria | cpe:2.3:a:pcre:perl-compatible_regular_expression_library:*:*:*:*:*:*:*:* | ||
7.0CPE matchmatch criteria | cpe:2.3:a:pcre:perl-compatible_regular_expression_library:7.0:*:*:*:*:*:*:* | ||
7.1CPE matchmatch criteria | cpe:2.3:a:pcre:perl-compatible_regular_expression_library:7.1:*:*:*:*:*:*:* | ||
10.4.11CPE matchmatch criteria | cpe:2.3:o:apple:mac_os_x:10.4.11:*:*:*:*:*:*:* | ||
10.4.11CPE matchmatch criteria | cpe:2.3:o:apple:mac_os_x_server:10.4.11:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:P/I:N/A:P
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