PHP up to 5.6.24/7.0.9 ext/wddx/wddx.c null pointer dereference
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.1 | $0-$5k | 0.00 |
A vulnerability was found in PHP up to 5.6.24/7.0.9 (Programming Language Software). It has been classified as problematic. Affected is an unknown part of the file ext/wddx/wddx.c. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. This is going to have an impact on availability. CVE summarizes:
ext/wddx/wddx.c in PHP before 5.6.25 and 7.x before 7.0.10 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or possibly have unspecified other impact via a malformed wddxPacket XML document that is mishandled in a wddx_deserialize call, as demonstrated by a tag that lacks a < (less than) character.
The weakness was published 09/12/2016 (oss-sec). The advisory is shared for download at openwall.com. This vulnerability is traded as CVE-2016-7131. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.
The vulnerability scanner Nessus provides a plugin with the ID 900012 (Debian DLA-749-1 : php5 security update (httpoxy)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 169168 (SUSE Enterprise Linux Security Update for php53 (SUSE-SU-2016:2328-1)).
Upgrading to version 5.6.25 or 7.0.10 eliminates this vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (900012). Similar entries are available at 89667, 91493, 91494 and 91495.
Product
Type
Name
Version
- 5.6.0
- 5.6.1
- 5.6.2
- 5.6.3
- 5.6.4
- 5.6.5
- 5.6.6
- 5.6.7
- 5.6.8
- 5.6.9
- 5.6.10
- 5.6.11
- 5.6.12
- 5.6.13
- 5.6.14
- 5.6.15
- 5.6.16
- 5.6.17
- 5.6.18
- 5.6.19
- 5.6.20
- 5.6.21
- 5.6.22
- 5.6.23
- 5.6.24
- 7.0.0
- 7.0.1
- 7.0.2
- 7.0.3
- 7.0.4
- 7.0.5
- 7.0.6
- 7.0.7
- 7.0.8
- 7.0.9
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.3VulDB Meta Temp Score: 5.1
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Null pointer dereferenceCWE: CWE-476 / CWE-404
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 900012
Nessus Name: Debian DLA-749-1 : php5 security update (httpoxy)
Nessus File: 🔍
Nessus Family: 🔍
OpenVAS ID: 54857
OpenVAS Name: Ubuntu Update for php7.0 USN-3095-1
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Upgrade: PHP 5.6.25/7.0.10
Patch: github.com
Timeline
09/02/2016 🔍09/11/2016 🔍
09/12/2016 🔍
09/12/2016 🔍
09/15/2022 🔍
Sources
Product: php.orgAdvisory: RHSA-2016:2750
Status: Not defined
CVE: CVE-2016-7131 (🔍)
OVAL: 🔍
SecurityTracker: 1036680
SecurityFocus: 92768
See also: 🔍
Entry
Created: 09/12/2016 17:53Updated: 09/15/2022 19:43
Changes: 09/12/2016 17:53 (39), 01/27/2018 12:40 (21), 09/15/2022 19:43 (5)
Complete: 🔍
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