Vulnerability Details : CVE-2007-4768

Heap-based buffer overflow in Perl-Compatible Regular Expression (PCRE) library before 7.3 allows context-dependent attackers to execute arbitrary code via a singleton Unicode sequence in a character class in a regex pattern, which is incorrectly optimized.
Published 2007-11-07 23:46:00
Updated 2018-10-15 21:37:29
Source MITRE
View at NVD,   CVE.org
Vulnerability category: OverflowExecute code

Products affected by CVE-2007-4768

Exploit prediction scoring system (EPSS) score for CVE-2007-4768

EPSS FAQ
4.29%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 92 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2007-4768

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.8
 MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
 NIST

CWE ids for CVE-2007-4768

  • 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.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2007-4768

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