Home/CVE/Integer overflow in Perl-Compatible Regular Expression (PCRE) library before 6.7 allows context-dependent attackers to e
CVE

CVE-2006-7227

Integer overflow in Perl-Compatible Regular Expression (PCRE) library before 6.7 allows context-dependent attackers to e

Integer overflow in Perl-Compatible Regular Expression (PCRE) library before 6.7 allows context-dependent attackers to execute arbitrary code via a regular expression containing a large number of named subpatterns (name_count) or long subpattern names (max_name_size), which triggers a buffer overflow. NOTE: this issue was originally subsumed by CVE-2006-7224, but that CVE has been REJECTED and split.

MEDIUM · CVSS 6.8 EPSS 0.02318
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules2 YARA rules0

Affected Products & Versions

1
pcre<= 6.6

Sigma Hunt Rules

2
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighPCRE.NET Package Temp Files
producthighPCRE.NET Package Image Load

Scoring & Timeline

6.8
MEDIUM · CVSS v2 (legacy) · secalert@redhat.com
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:M/Au:N/C:P/I:P/A:P
Published to NVD14 Nov 2007 · 09:46 PM

Vendor Advisories

8
rhsaRHSA-2007:1068Important
rhsaRHSA-2007:1059Important
rhsaRHSA-2007:1052Important
rhsaRHSA-2007:1076Important
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