CVE-2015-8390

critical

Description

PCRE before 8.38 mishandles the [: and \\ substrings in character classes, which allows remote attackers to cause a denial of service (uninitialized memory read) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.

References

http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markup

http://www.openwall.com/lists/oss-security/2015/11/29/1

https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731

http://www.securityfocus.com/bid/82990

http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174931.html

https://bto.bluecoat.com/security-advisory/sa128

https://security.gentoo.org/glsa/201607-02

Details

Source: MITRE

Published: 2015-12-02

Updated: 2022-08-16

Type: CWE-908

Risk Information

CVSS v2

Base Score: 7.5

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

Impact Score: 6.4

Exploitability Score: 10

Severity: HIGH

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 3.9

Severity: CRITICAL