CVE-2017-6004

The compile_bracket_matchingpath function in pcre_jit_compile.c in PCRE through 8.x before revision 1680 (e.g., the PHP 7.1.1 bundled version) allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted regular expression.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://vcs.pcre.org/pcre/code/trunk/pcre_jit_compile.c?r1=1676&r2=1680&view=patch	Patch
https://bugs.exim.org/show_bug.cgi?id=2035	Issue Tracking Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/96295
https://security.gentoo.org/glsa/201706-11
http://www.securitytracker.com/id/1037850
https://access.redhat.com/errata/RHSA-2018:2486
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E

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Configurations

Configuration 1 (hide)

cpe:2.3:a:pcre:pcre:*:*:*:*:*:*:*:*

Information

Published : 2017-02-16 03:59

Updated : 2021-06-29 08:15

NVD link : CVE-2017-6004

Mitre link : CVE-2017-6004

JSON object : View

CWE

CWE-125

Out-of-bounds Read

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Products Affected

pcre

pcre

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