Vulnerability Details : CVE-2016-4542
Potential exploit
The exif_process_IFD_TAG function in ext/exif/exif.c in PHP before 5.5.35, 5.6.x before 5.6.21, and 7.x before 7.0.6 does not properly construct spprintf arguments, which allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via crafted header data.
Vulnerability category: Denial of service
Products affected by CVE-2016-4542
- cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:7.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.13:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.14:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.20:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:7.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:7.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.11:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.12:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.19:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.2:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.7:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.8:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.9:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:7.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:7.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.1:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.10:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.17:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.18:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.5:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.6:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:7.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.15:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.16:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.3:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.4:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.0:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*
Threat overview for CVE-2016-4542
Top countries where our scanners detected CVE-2016-4542
Top open port discovered on systems with this issue
80
IPs affected by CVE-2016-4542 512,817
Threat actors abusing to this issue?
Yes
Find out if you* are
affected by CVE-2016-4542!
*Directly or indirectly through your vendors, service providers and 3rd parties.
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attack surface intelligence
from SecurityScorecard.
Exploit prediction scoring system (EPSS) score for CVE-2016-4542
1.45%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 80 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-4542
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2016-4542
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-4542
-
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722
HPSBMU03691 rev.1 - HPE Insight Control, Multiple Remote Vulnerabilities
-
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183736.html
[SECURITY] Fedora 24 Update: php-5.6.21-1.fc24
-
https://security.gentoo.org/glsa/201611-22
PHP: Multiple vulnerabilities (GLSA 201611-22) — Gentoo security
-
http://lists.opensuse.org/opensuse-updates/2016-06/msg00027.html
openSUSE-SU-2016:1524-1: moderate: Security update for php5
-
http://www.openwall.com/lists/oss-security/2016/05/05/21
oss-security - CVE Request: PHP: several issues fixed with 7.0.6, 5.6.21 and 5.5.35
-
https://git.php.net/?p=php-src.git;a=commit;h=082aecfc3a753ad03be82cf14f03ac065723ec92
208.43.231.11 Git - php-src.git/commit
-
http://www.securityfocus.com/bid/89844
PHP 'ext/exif/exif.c' Multiple Heap Based Buffer Overflow Vulnerabilities
-
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149
HPSBMU03653 rev.1 - HPE System Management Homepage (SMH), Remote Arbitrary Code Execution, Cross-Site Scripting (XSS), Denial of Service (DoS), Unauthorized Disclosure of Information
-
https://git.php.net/?p=php-src.git%3Ba=commit%3Bh=082aecfc3a753ad03be82cf14f03ac065723ec92
-
http://www.debian.org/security/2016/dsa-3602
Debian -- Security Information -- DSA-3602-1 php5
-
https://bugs.php.net/bug.php?id=72094
PHP :: Sec Bug #72094 :: Out of bounds heap read access in exif header processingExploit
-
http://lists.opensuse.org/opensuse-updates/2016-05/msg00086.html
openSUSE-SU-2016:1357-1: moderate: Security update for php5
-
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731
HPSBNS03635 rev.1 - HPE NonStop Servers OSS Script Languages running Perl and PHP, Multiple Local and Remote Vulnerabilities
-
http://rhn.redhat.com/errata/RHSA-2016-2750.html
RHSA-2016:2750 - Security Advisory - Red Hat Customer Portal
-
http://php.net/ChangeLog-7.php
PHP: PHP 7 ChangeLogPatch
-
http://php.net/ChangeLog-5.php
PHP: PHP 5 ChangeLogPatch
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