CVE-2007-1660

Advisory lineage Upstream: 0 Downstream: 9
Modified
Published: 07 Nov 2007, 20:00
Last modified:07 Aug 2024, 13:06

Vulnerability Summary

Overall Risk (default)
medium
28/100
CVSS Score
6.8 MEDIUM
v2.0 (nvd)
EPSS Score
5.63% LOW
6% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

07 Nov 2007, 20:00
Published
Vulnerability first disclosed
07 Aug 2024, 13:06
Last Modified
Vulnerability information updated

Description

Perl-Compatible Regular Expression (PCRE) library before 7.0 does not properly calculate sizes for unspecified "multiple forms of character class", which triggers a buffer overflow that allows context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code.

CVSS Metrics

  • v2.0•MEDIUM•Score: 6.8AV:N/AC:M/Au:N/C:P/I:P/A:P

EPSS Trends

Current EPSS score: 5.63%• Percentile: 91%

Techniques & Countermeasures

  • CWE-119•Improper Restriction of Operations within the Bounds of a Memory Buffer

    The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

Affected Systems

  • pcre•pcre

    ≤ 6.9

References (65)