Vulnerability identifier: #VU87878

Vulnerability risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2015-8383

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
PCRE
Universal components / Libraries / Libraries used by multiple products

Vendor:

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to PCRE mishandles certain repeated conditional groups. A remote attacker can cause a denial of service (buffer overflow) or possibly have an unspecified other impact via a crafted regular expression.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

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External links
http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markup
http://www.openwall.com/lists/oss-security/2015/11/29/1
http://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731
http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174931.html
http://bto.bluecoat.com/security-advisory/sa128
http://security.gentoo.org/glsa/201607-02
http://access.redhat.com/errata/RHSA-2016:1132
http://rhn.redhat.com/errata/RHSA-2016-2750.html
http://security.netapp.com/advisory/ntap-20230216-0002/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.