FFmpeg up to 3.3.2 DNxHD File libavcodec/dnxhddec.c dnxhd_decode_header out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in FFmpeg up to 3.3.2. It has been rated as problematic. This affects the function dnxhd_decode_header of the file libavcodec/dnxhddec.c of the component DNxHD File Handler. Performing a manipulation results in out-of-bounds. This vulnerability is identified as CVE-2017-11719. The attack is only possible with local access. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, was found in FFmpeg up to 3.3.2 (Multimedia Processing Software). This affects the function dnxhd_decode_header of the file libavcodec/dnxhddec.c of the component DNxHD File Handler. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on availability. The summary by CVE is:

The dnxhd_decode_header function in libavcodec/dnxhddec.c in FFmpeg through 3.3.2 allows remote attackers to cause a denial of service (out-of-array access) or possibly have unspecified other impact via a crafted DNxHD file.

The bug was discovered 07/26/2017. The weakness was released 07/28/2017 (GitHub Repository). The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2017-11719 since 07/27/2017. 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 are known, but no exploit is available.

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 102807 (Debian DSA-3957-1 : ffmpeg - 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 176136 (Debian Security Update for ffmpeg (DSA 3957-1)).

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 databases at Tenable (102807) and SecurityFocus (BID 100020†). Entries connected to this vulnerability are available at VDB-102891, VDB-103711, VDB-104549 and VDB-111123. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 3.3
VulDB Temp Score: 2.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 102807
Nessus Name: Debian DSA-3957-1 : ffmpeg - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 53375
OpenVAS Name: Debian Security Advisory DSA 3957-1 (ffmpeg - 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: 🔍

Patch: github.com

Timelineinfo

07/26/2017 🔍
07/27/2017 +1 days 🔍
07/28/2017 +1 days 🔍
07/28/2017 +0 days 🔍
07/28/2017 +0 days 🔍
07/28/2017 +0 days 🔍
08/28/2017 +31 days 🔍
08/29/2017 +1 days 🔍
12/14/2022 +1933 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: 296debd213bd6dce7647cedd34eb64e5b94cdc92
Researcher: Bingchang
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-11719 (🔍)
GCVE (CVE): GCVE-0-2017-11719
GCVE (VulDB): GCVE-100-104601

OVAL: 🔍

SecurityFocus: 100020 - FFmpeg 'libavcodec/dnxhddec.c' Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 07/28/2017 19:59
Updated: 12/14/2022 10:48
Changes: 07/28/2017 19:59 (76), 11/02/2019 08:23 (7), 01/06/2021 16:12 (3), 12/14/2022 10:48 (4)
Complete: 🔍
Cache ID: 216:1E1:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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