FFmpeg up to 3.3.3 SDP File rtpdec_h264.c sdp_parse_fmtp_config_h264 Parameter memory corruption

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CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

A vulnerability classified as critical has been found in FFmpeg up to 3.3.3 (Multimedia Processing Software). This affects the function sdp_parse_fmtp_config_h264 of the file libavformat/rtpdec_h264.c of the component SDP File Handler. The manipulation as part of a Parameter leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. This is going to have an impact on confidentiality, integrity, and availability.

The bug was discovered 08/24/2017. The weakness was released 09/27/2017 by Bingchang (GitHub Repository). The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2017-14767 since 09/27/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 34 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 103758 (Debian DSA-3996-1 : 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 local. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176709 (Debian Security Update for libav (DLA 1630-1)).

Upgrading to version 3.3.4 eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 101019) and Tenable (103758). Entries connected to this vulnerability are available at 102891, 102892, 106023 and 106024.

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CPE 2.3infoedit

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VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2infoedit

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Exploitinginfoedit

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 103758
Nessus Name: Debian DSA-3996-1 : ffmpeg - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 53378
OpenVAS Name: Debian Security Advisory DSA 3996-1 (ffmpeg - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfoedit

Threat: 🔍
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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

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

Upgrade: FFmpeg 3.3.4

Timelineinfoedit

08/24/2017 🔍
09/27/2017 +34 days 🔍
09/27/2017 +0 days 🔍
09/27/2017 +0 days 🔍
09/27/2017 +0 days 🔍
09/28/2017 +1 days 🔍
10/10/2017 +12 days 🔍
10/11/2017 +1 days 🔍
01/14/2021 +1191 days 🔍

Sourcesinfoedit

Product: https://ffmpeg.org/

Advisory: github.com
Researcher: Bingchang
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-14767 (🔍)
OVAL: 🔍

SecurityFocus: 101019 - FFmpeg CVE-2017-14767 Heap Buffer Overflow Vulnerability

See also: 🔍

Entryinfoedit

Created: 09/28/2017 08:57 AM
Updated: 01/14/2021 03:21 PM
Changes: (2) advisory_person_name vulnerability_cvss2_nvd_basescore
Complete: 🔍

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