CVE-2016-4540 Detail

Current Description

The grapheme_stripos function in ext/intl/grapheme/grapheme_string.c in PHP before 5.5.35, 5.6.x before 5.6.21, and 7.x before 7.0.6 allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via a negative offset.


View Analysis Description

Evaluator Description

CWE-125: Out-of-bounds Read

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  9.8 CRITICAL
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183736.html
http://lists.opensuse.org/opensuse-updates/2016-05/msg00086.html
http://lists.opensuse.org/opensuse-updates/2016-06/msg00027.html
http://php.net/ChangeLog-5.php Patch 
http://php.net/ChangeLog-7.php Patch 
http://rhn.redhat.com/errata/RHSA-2016-2750.html
http://www.debian.org/security/2016/dsa-3602
http://www.openwall.com/lists/oss-security/2016/05/05/21
http://www.securityfocus.com/bid/90172
https://bugs.php.net/bug.php?id=72061 Exploit 
https://git.php.net/?p=php-src.git;a=commit;h=fd9689745c44341b1bd6af4756f324be8abba2fb
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722
https://security.gentoo.org/glsa/201611-22

Weakness Enumeration

CWE-ID CWE Name Source
NVD-CWE-Other Other cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

14 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-4540
NVD Published Date:
05/21/2016
NVD Last Modified:
10/30/2018
Source:
MITRE