ImageMagick 7.0.7-0 Q16 coders/ps.c PostscriptDelegateMessage null pointer dereference

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.
7.4$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in ImageMagick 7.0.7-0 Q16. Affected by this issue is the function PostscriptDelegateMessage of the file coders/ps.c. The manipulation leads to null pointer dereference. This vulnerability is listed as CVE-2017-14624. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in ImageMagick 7.0.7-0 Q16 (Image Processing Software) and classified as problematic. This issue affects the function PostscriptDelegateMessage of the file coders/ps.c. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability. The summary by CVE is:

ImageMagick 7.0.7-0 Q16 has a NULL Pointer Dereference vulnerability in the function PostscriptDelegateMessage in coders/ps.c.

The bug was discovered 09/03/2017. The weakness was presented 09/21/2017 by Venustech with Adlab of Venustech (GitHub Repository). It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2017-14624 since 09/21/2017. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 18 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 110516 (Ubuntu 14.04 LTS / 16.04 LTS / 17.10 / 18.04 LTS : imagemagick vulnerabilities (USN-3681-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176900 (Debian Security Update for imagemagick (DLA 1785-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 10 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (110516) and SecurityFocus (BID 100940†). See VDB-106944, VDB-106945, VDB-107000 and VDB-107501 for similar entries. Be aware that VulDB is the high quality source 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: 7.6
VulDB Meta Temp Score: 7.2

VulDB Base Score: 5.3
VulDB Temp Score: 4.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

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

NVD Base Score: 🔍

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: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 110516
Nessus Name: Ubuntu 14.04 LTS / 16.04 LTS / 17.10 / 18.04 LTS : imagemagick vulnerabilities (USN-3681-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

09/03/2017 🔍
09/21/2017 +18 days 🔍
09/21/2017 +0 days 🔍
09/21/2017 +0 days 🔍
09/21/2017 +0 days 🔍
09/21/2017 +0 days 🔍
06/12/2018 +264 days 🔍
06/13/2018 +1 days 🔍
08/19/2024 +2259 days 🔍

Sourcesinfo

Product: imagemagick.org

Advisory: USN-3681-1
Researcher: ADLab (Venustech)
Organization: Adlab of Venustech
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-14624 (🔍)
GCVE (CVE): GCVE-0-2017-14624
GCVE (VulDB): GCVE-100-106943
SecurityFocus: 100940 - ImageMagick CVE-2017-14624 Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 09/21/2017 21:47
Updated: 08/19/2024 03:42
Changes: 09/21/2017 21:47 (66), 11/18/2019 14:25 (14), 01/13/2021 17:54 (3), 12/29/2022 16:35 (3), 12/29/2022 16:41 (1), 12/29/2022 16:50 (1), 08/19/2024 03:42 (18)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!