VDB-93601 · CVE-2016-9933 · Qualys 175905

PHP up to 5.6.27/7.0.12 WDDX null pointer dereference

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in PHP up to 5.6.27/7.0.12. This affects an unknown part of the component WDDX. This manipulation causes null pointer dereference. This vulnerability is handled as CVE-2016-9933. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in PHP up to 5.6.27/7.0.12 (Programming Language Software). Affected by this vulnerability is an unknown code of the component WDDX. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect availability.

The weakness was released 11/10/2016 as confirmed changelog (Website). The advisory is shared at php.net. This vulnerability is known as CVE-2016-9933. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 175905 (Debian Security Update for php5 (DSA 3732-1)).

Upgrading to version 5.6.28 or 7.0.13 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityTracker (ID 1037272†). Entries connected to this vulnerability are available at VDB-93593, VDB-93594, VDB-93595 and VDB-93596. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: PHP 5.6.28/7.0.13

Timelineinfo

11/10/2016 🔍
11/10/2016 +0 days 🔍
11/11/2016 +1 days 🔍
11/13/2016 +2 days 🔍
05/31/2019 +929 days 🔍

Sourcesinfo

Product: php.org

Advisory: php.net
Status: Confirmed

CVE: CVE-2016-9933 (🔍)
GCVE (CVE): GCVE-0-2016-9933
GCVE (VulDB): GCVE-100-93601
SecurityTracker: 1037272

See also: 🔍

Entryinfo

Created: 11/13/2016 09:48
Updated: 05/31/2019 07:28
Changes: 11/13/2016 09:48 (48), 05/31/2019 07:28 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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