VDB-117080 · CVE-2018-7751 · BID 103956

FFmpeg up to 3.4.2 XML File libavformat/img2dec.c svg_probe resource management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in FFmpeg up to 3.4.2. The impacted element is the function svg_probe of the file libavformat/img2dec.c of the component XML File Handler. Such manipulation leads to resource management. This vulnerability is referenced as CVE-2018-7751. It is possible to launch the attack remotely. No exploit is available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in FFmpeg up to 3.4.2 (Multimedia Processing Software). It has been rated as problematic. Affected by this issue is the function svg_probe of the file libavformat/img2dec.c of the component XML File Handler. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. CVE summarizes:

The svg_probe function in libavformat/img2dec.c in FFmpeg through 3.4.2 allows remote attackers to cause a denial of service (Infinite Loop) via a crafted XML file.

The bug was discovered 03/10/2018. The weakness was published 04/24/2018 as confirmed git commit (GIT Repository). The advisory is shared for download at git.ffmpeg.org. This vulnerability is handled as CVE-2018-7751 since 03/07/2018. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 45 days. During that time the estimated underground price was around $0-$5k.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.ffmpeg.org.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 103956†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

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

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / 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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: git.ffmpeg.org

Timelineinfo

03/07/2018 🔍
03/10/2018 +3 days 🔍
04/24/2018 +44 days 🔍
04/24/2018 +0 days 🔍
04/24/2018 +0 days 🔍
04/25/2018 +1 days 🔍
03/07/2023 +1777 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: a6cba062051f345e8ebfdff34aba071ed73d923f
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-7751 (🔍)
GCVE (CVE): GCVE-0-2018-7751
GCVE (VulDB): GCVE-100-117080
SecurityFocus: 103956 - FFmpeg 'libavformat/img2dec.c' Denial of Service Vulnerability

Entryinfo

Created: 04/25/2018 08:48
Updated: 03/07/2023 14:53
Changes: 04/25/2018 08:48 (63), 01/31/2020 13:52 (4), 03/07/2023 14:53 (4)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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