ImageMagick 7.0.7-22 Q16 coders/webp.c IsWEBPImageLossless memory corruption

HistoryDiffrelatejsonxmlCTI

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.
5.1	$0-$5k	0.00

Summaryinfo

A vulnerability described as problematic has been identified in ImageMagick 7.0.7-22 Q16. Affected by this issue is the function IsWEBPImageLossless of the file coders/webp.c. Executing a manipulation can lead to memory corruption. This vulnerability appears as CVE-2018-7470. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in ImageMagick 7.0.7-22 Q16 (Image Processing Software) and classified as problematic. This vulnerability affects the function IsWEBPImageLossless of the file coders/webp.c. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect availability. CVE summarizes:

An issue was discovered in ImageMagick 7.0.7-22 Q16. The IsWEBPImageLossless function in coders/webp.c allows attackers to cause a denial of service (segmentation violation) via a crafted file.

The bug was discovered 02/23/2018. The weakness was presented 02/25/2018 (GitHub Repository). The advisory is available at github.com. This vulnerability was named CVE-2018-7470 since 02/25/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 108935 (openSUSE Security Update : ImageMagick (openSUSE-2018-343)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 171004 (SUSE Enterprise Linux Security Update for ImageMagick (SUSE-SU-2018:0857-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (108935). See VDB-105973, VDB-106416, VDB-107134 and VDB-113786 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Image Processing Software

Name

ImageMagick

Version

7.0.7-22 Q16

License

open-source

Website

Product: https://www.imagemagick.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.1

VulDB Base Score: 4.3
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 108935
Nessus Name: openSUSE Security Update : ImageMagick (openSUSE-2018-343)
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

02/23/2018 🔍
02/25/2018 +2 days 🔍
02/25/2018 +0 days 🔍
02/25/2018 +0 days 🔍
02/26/2018 +1 days 🔍
04/06/2018 +39 days 🔍
04/10/2018 +4 days 🔍
02/10/2023 +1767 days 🔍

Sourcesinfo

Product: imagemagick.org

Advisory: 998
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-7470 (🔍)
GCVE (CVE): GCVE-0-2018-7470
GCVE (VulDB): GCVE-100-113818
See also: 🔍

Entryinfo

Created: 02/26/2018 15:21
Updated: 02/10/2023 10:42
Changes: 02/26/2018 15:21 (69), 01/08/2020 15:28 (4), 02/10/2023 10:42 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.