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prionPRIOn knowledge basePRION:CVE-2007-4768
HistoryNov 07, 2007 - 11:46 p.m.

Heap overflow

2007-11-0723:46:00
PRIOn knowledge base
www.prio-n.com
6

7.7 High

AI Score

Confidence

Low

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.039 Low

EPSS

Percentile

91.7%

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.

CPENameOperatorVersion
pcrele6.1
pcrele7.3
pcrele6.0

References

7.7 High

AI Score

Confidence

Low

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.039 Low

EPSS

Percentile

91.7%