CVE-2016-4073

php: mb_strcut() Negative size parameter in memcpy

Severity Score

9.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Multiple integer overflows in the mbfl_strcut function in ext/mbstring/libmbfl/mbfl/mbfilter.c in PHP before 5.5.34, 5.6.x before 5.6.20, and 7.x before 7.0.5 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted mb_strcut call.

Múltiples desbordamientos de entero en la función mbfl_strcut en ext/mbstreng/libmbfl/mbfl/mbfilter.c en PHP en versiones anteriores a 5.5.34, 5.6.x en versiones anteriores a 5.6.20 y 7.x en versiones anteriores a 7.0.5 permite a atacantes remotos causar una denegación de servicio (caída de aplicación) o posiblemente ejecutar código arbitrario a través de una llamada mb_strcut manipulada.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

Attack Vector

Local

Attack Complexity

Medium

Authentication

Single

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2016-04-23 CVE Reserved
2016-04-28 CVE Published
2024-08-06 CVE Updated
2024-08-06 First Exploit
2024-08-20 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-190: Integer Overflow or Wraparound

CAPEC

References (20)

URL	Tag	Source
http://www.openwall.com/lists/oss-security/2016/04/24/1	Mailing List
http://www.php.net/ChangeLog-5.php	X_refsource_confirm
http://www.php.net/ChangeLog-7.php	X_refsource_confirm
http://www.securityfocus.com/bid/85991	Vdb Entry
https://gist.github.com/smalyshev/d8355c96a657cc5dba70	X_refsource_confirm
https://git.php.net/?p=php-src.git%3Ba=commit%3Bh=64f42c73efc58e88671ad76b6b6bc8e2b62713e1	X_refsource_confirm
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731	X_refsource_confirm
https://support.apple.com/HT206567	X_refsource_confirm

URL	Date	SRC
https://bugs.php.net/bug.php?id=71906	2024-08-06

URL	Date	SRC

URL	Date	SRC
http://lists.apple.com/archives/security-announce/2016/May/msg00004.html	2023-11-07
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00031.html	2023-11-07
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00033.html	2023-11-07
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00056.html	2023-11-07
http://rhn.redhat.com/errata/RHSA-2016-2750.html	2023-11-07
http://www.debian.org/security/2016/dsa-3560	2023-11-07
http://www.ubuntu.com/usn/USN-2952-1	2023-11-07
http://www.ubuntu.com/usn/USN-2952-2	2023-11-07
https://security.gentoo.org/glsa/201611-22	2023-11-07
https://access.redhat.com/security/cve/CVE-2016-4073	2016-11-15
https://bugzilla.redhat.com/show_bug.cgi?id=1323103	2016-11-15

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.0 Search vendor "Php" for product "Php" and version "5.5.0"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.0 Search vendor "Php" for product "Php" and version "5.5.0"		alpha1		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.0 Search vendor "Php" for product "Php" and version "5.5.0"		alpha2		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.0 Search vendor "Php" for product "Php" and version "5.5.0"		alpha3		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.0 Search vendor "Php" for product "Php" and version "5.5.0"		alpha4		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.0 Search vendor "Php" for product "Php" and version "5.5.0"		alpha5		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.0 Search vendor "Php" for product "Php" and version "5.5.0"		alpha6		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.0 Search vendor "Php" for product "Php" and version "5.5.0"		beta1		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.0 Search vendor "Php" for product "Php" and version "5.5.0"		beta2		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.0 Search vendor "Php" for product "Php" and version "5.5.0"		beta3		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.0 Search vendor "Php" for product "Php" and version "5.5.0"		beta4		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.0 Search vendor "Php" for product "Php" and version "5.5.0"		rc1		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.0 Search vendor "Php" for product "Php" and version "5.5.0"		rc2		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.1 Search vendor "Php" for product "Php" and version "5.5.1"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.2 Search vendor "Php" for product "Php" and version "5.5.2"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.3 Search vendor "Php" for product "Php" and version "5.5.3"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.4 Search vendor "Php" for product "Php" and version "5.5.4"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.5 Search vendor "Php" for product "Php" and version "5.5.5"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.6 Search vendor "Php" for product "Php" and version "5.5.6"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.7 Search vendor "Php" for product "Php" and version "5.5.7"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.8 Search vendor "Php" for product "Php" and version "5.5.8"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.9 Search vendor "Php" for product "Php" and version "5.5.9"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.10 Search vendor "Php" for product "Php" and version "5.5.10"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.11 Search vendor "Php" for product "Php" and version "5.5.11"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.12 Search vendor "Php" for product "Php" and version "5.5.12"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.13 Search vendor "Php" for product "Php" and version "5.5.13"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.14 Search vendor "Php" for product "Php" and version "5.5.14"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.18 Search vendor "Php" for product "Php" and version "5.5.18"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.19 Search vendor "Php" for product "Php" and version "5.5.19"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.20 Search vendor "Php" for product "Php" and version "5.5.20"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.21 Search vendor "Php" for product "Php" and version "5.5.21"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.22 Search vendor "Php" for product "Php" and version "5.5.22"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.23 Search vendor "Php" for product "Php" and version "5.5.23"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.24 Search vendor "Php" for product "Php" and version "5.5.24"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.25 Search vendor "Php" for product "Php" and version "5.5.25"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.26 Search vendor "Php" for product "Php" and version "5.5.26"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.27 Search vendor "Php" for product "Php" and version "5.5.27"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.29 Search vendor "Php" for product "Php" and version "5.5.29"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.30 Search vendor "Php" for product "Php" and version "5.5.30"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.32 Search vendor "Php" for product "Php" and version "5.5.32"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.33 Search vendor "Php" for product "Php" and version "5.5.33"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.0 Search vendor "Php" for product "Php" and version "5.6.0"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.0 Search vendor "Php" for product "Php" and version "5.6.0"		alpha1		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.0 Search vendor "Php" for product "Php" and version "5.6.0"		alpha2		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.0 Search vendor "Php" for product "Php" and version "5.6.0"		alpha3		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.0 Search vendor "Php" for product "Php" and version "5.6.0"		alpha4		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.0 Search vendor "Php" for product "Php" and version "5.6.0"		alpha5		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.0 Search vendor "Php" for product "Php" and version "5.6.0"		beta1		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.0 Search vendor "Php" for product "Php" and version "5.6.0"		beta2		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.0 Search vendor "Php" for product "Php" and version "5.6.0"		beta3		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.0 Search vendor "Php" for product "Php" and version "5.6.0"		beta4		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.1 Search vendor "Php" for product "Php" and version "5.6.1"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.2 Search vendor "Php" for product "Php" and version "5.6.2"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.3 Search vendor "Php" for product "Php" and version "5.6.3"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.4 Search vendor "Php" for product "Php" and version "5.6.4"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.5 Search vendor "Php" for product "Php" and version "5.6.5"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.6 Search vendor "Php" for product "Php" and version "5.6.6"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.7 Search vendor "Php" for product "Php" and version "5.6.7"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.8 Search vendor "Php" for product "Php" and version "5.6.8"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.9 Search vendor "Php" for product "Php" and version "5.6.9"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.10 Search vendor "Php" for product "Php" and version "5.6.10"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.11 Search vendor "Php" for product "Php" and version "5.6.11"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.12 Search vendor "Php" for product "Php" and version "5.6.12"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.13 Search vendor "Php" for product "Php" and version "5.6.13"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.14 Search vendor "Php" for product "Php" and version "5.6.14"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.15 Search vendor "Php" for product "Php" and version "5.6.15"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.16 Search vendor "Php" for product "Php" and version "5.6.16"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.17 Search vendor "Php" for product "Php" and version "5.6.17"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.18 Search vendor "Php" for product "Php" and version "5.6.18"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.19 Search vendor "Php" for product "Php" and version "5.6.19"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				7.0.0 Search vendor "Php" for product "Php" and version "7.0.0"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				7.0.1 Search vendor "Php" for product "Php" and version "7.0.1"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				7.0.2 Search vendor "Php" for product "Php" and version "7.0.2"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				7.0.3 Search vendor "Php" for product "Php" and version "7.0.3"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				7.0.4 Search vendor "Php" for product "Php" and version "7.0.4"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				<= 10.11.3 Search vendor "Apple" for product "Mac Os X" and version " <= 10.11.3"		-		Affected