ImageMagick/GraphicsMagick up to 6.9.3 gnuplot access control

CVSS Meta Temp Score
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CTI Interest Score
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8.2$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in ImageMagick and GraphicsMagick up to 6.9.3. This issue affects some unknown processing of the component gnuplot. The manipulation leads to access control. This vulnerability is referenced as CVE-2016-5239. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in ImageMagick and GraphicsMagick up to 6.9.3 (Image Processing Software). It has been rated as critical. This issue affects some unknown functionality of the component gnuplot. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The gnuplot delegate functionality in ImageMagick before 6.9.4-0 and GraphicsMagick allows remote attackers to execute arbitrary commands via unspecified vectors.

The bug was discovered 05/08/2016. The weakness was published 03/15/2017 (oss-sec). It is possible to read the advisory at openwall.com. The identification of this vulnerability is CVE-2016-5239 since 06/02/2016. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 40 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 91712 (Scientific Linux Security Update : ImageMagick on SL6.x, SL7.x i386/x86_64 (20160617)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Scientific Linux Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 256033 (CentOS Security Update for ImageMagick (CESA-2016:1237)).

Upgrading to version 6.9.4-0 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (91712) and SecurityFocus (BID 91018†). Similar entries are available at VDB-80975, VDB-87808, VDB-97322 and VDB-98117. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
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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Nessus ID: 91712
Nessus Name: Scientific Linux Security Update : ImageMagick on SL6.x, SL7.x i386/x86_64 (20160617)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 14611
OpenVAS Name: Amazon Linux Local Check: alas-2016-716
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: ImageMagick/GraphicsMagick 6.9.4-0

Timelineinfo

05/08/2016 🔍
06/02/2016 +25 days 🔍
06/03/2016 +1 days 🔍
06/17/2016 +14 days 🔍
06/20/2016 +3 days 🔍
03/15/2017 +268 days 🔍
03/15/2017 +0 days 🔍
03/16/2017 +1 days 🔍
03/16/2017 +0 days 🔍

Sourcesinfo

Product: imagemagick.org

Advisory: openwall.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-5239 (🔍)
GCVE (CVE): GCVE-0-2016-5239
GCVE (VulDB): GCVE-100-98135
SecurityFocus: 91018 - ImageMagick CVE-2016-5239 Command Injection Vulnerability
OSVDB: - CVE-2016-5239 - ImageMagick and GraphicsMagick - Command Injection Issue

See also: 🔍

Entryinfo

Created: 03/16/2017 13:30
Changes: 03/16/2017 13:30 (80)
Complete: 🔍
Cache ID: 216:463:103

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