CVE-2015-8383
PCRE before 8.38 mishandles certain repeated conditional groups, which allows remote attackers to cause a denial of service (buffer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (6.08%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
PCRE before 8.38 mishandles certain repeated conditional groups, which allows remote attackers to cause a denial of service (buffer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 6.08% probability · 93th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- pcre/perl compatible regular expression library · fedoraproject/fedora · php/php
- Source
- cve@mitre.org
References
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174931.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2750.htmlThird Party Advisory
- http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markupBroken Link, Release Notes
- http://www.openwall.com/lists/oss-security/2015/11/29/1Mailing List, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2016:1132Third Party Advisory
- https://bto.bluecoat.com/security-advisory/sa128Third Party Advisory
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731Third Party Advisory
- https://security.gentoo.org/glsa/201607-02Third Party Advisory
- https://security.netapp.com/advisory/ntap-20230216-0002/
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174931.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2750.htmlThird Party Advisory
- http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markupBroken Link, Release Notes
- http://www.openwall.com/lists/oss-security/2015/11/29/1Mailing List, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2016:1132Third Party Advisory
- https://bto.bluecoat.com/security-advisory/sa128Third Party Advisory
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731Third Party Advisory
- https://security.gentoo.org/glsa/201607-02Third Party Advisory
- https://security.netapp.com/advisory/ntap-20230216-0002/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.