ImageMagick up to 6.9.8/7.0.6-0 coders/png.c ReadOneMNGImage resource consumption

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in ImageMagick up to 6.9.8/7.0.6-0. It has been rated as problematic. Affected by this issue is the function ReadOneMNGImage of the file coders/png.c. Performing a manipulation results in resource consumption. This vulnerability is identified as CVE-2017-11526. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic has been found in ImageMagick up to 6.9.8/7.0.6-0 (Image Processing Software). This affects the function ReadOneMNGImage of the file coders/png.c. The manipulation with an unknown input leads to a resource consumption vulnerability. CWE is classifying the issue as CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. This is going to have an impact on availability. The summary by CVE is:

The ReadOneMNGImage function in coders/png.c in ImageMagick before 6.9.9-0 and 7.x before 7.0.6-1 allows remote attackers to cause a denial of service (large loop and CPU consumption) via a crafted file.

The bug was discovered 06/24/2017. The weakness was released 07/23/2017 by Venustech with Adlab of Venustech (Website). It is possible to read the advisory at bugs.debian.org. This vulnerability is uniquely identified as CVE-2017-11526 since 07/22/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 28 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 102889 (Debian DLA-1081-1 : imagemagick security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 170739 (SUSE Enterprise Linux Security Update for ImageMagick (SUSE-SU-2018:0350-1)).

Upgrading to version 6.9.9-0 or 7.0.6-1 eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (102889) and SecurityFocus (BID 99932†). Entries connected to this vulnerability are available at VDB-104360, VDB-104389, VDB-104390 and VDB-104392. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 102889
Nessus Name: Debian DLA-1081-1 : imagemagick security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 865606
OpenVAS Name: Debian LTS Advisory ([SECURITY] [DLA 1081-1] imagemagick security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: ImageMagick 6.9.9-0/7.0.6-1

Timelineinfo

06/24/2017 🔍
07/22/2017 +28 days 🔍
07/22/2017 +0 days 🔍
07/22/2017 +0 days 🔍
07/23/2017 +1 days 🔍
07/23/2017 +0 days 🔍
08/31/2017 +39 days 🔍
09/01/2017 +1 days 🔍
12/13/2022 +1929 days 🔍

Sourcesinfo

Product: imagemagick.org

Advisory: 527
Researcher: ADLab (Venustech)
Organization: Adlab of Venustech
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-11526 (🔍)
GCVE (CVE): GCVE-0-2017-11526
GCVE (VulDB): GCVE-100-104391
SecurityFocus: 99932 - ImageMagick CVE-2017-11526 Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 07/23/2017 10:17
Updated: 12/13/2022 14:55
Changes: 07/23/2017 10:17 (78), 10/31/2019 14:13 (6), 01/06/2021 10:19 (2), 12/13/2022 14:55 (3)
Complete: 🔍
Cache ID: 216:84F:103

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!