FFmpeg 6.1-3-g466799d4f5 asrc_afirsrc.c config_eq_output buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in FFmpeg 6.1-3-g466799d4f5. This affects the function config_eq_output of the file libavfilter/asrc_afirsrc.c. Executing a manipulation can lead to buffer overflow. The identification of this vulnerability is CVE-2023-49501. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as critical was found in FFmpeg 6.1-3-g466799d4f5. This vulnerability affects the function config_eq_output of the file libavfilter/asrc_afirsrc.c. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Buffer Overflow vulnerability in Ffmpeg v.n6.1-3-g466799d4f5 allows a local attacker to execute arbitrary code via the config_eq_output function in the libavfilter/asrc_afirsrc.c:495:30 component.

This vulnerability was named CVE-2023-49501 since 11/27/2023. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/03/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best 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: 6.3
VulDB Meta Temp Score: 6.1

VulDB Base Score: 6.3
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/27/2023 🔍
04/19/2024 +143 days 🔍
04/19/2024 +0 days 🔍
06/03/2025 +410 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: 10686
Status: Not defined

CVE: CVE-2023-49501 (🔍)
GCVE (CVE): GCVE-0-2023-49501
GCVE (VulDB): GCVE-100-261604

Entryinfo

Created: 04/19/2024 19:27
Updated: 06/03/2025 16:15
Changes: 04/19/2024 19:27 (53), 05/28/2024 08:44 (1), 04/04/2025 23:46 (4), 06/03/2025 16:15 (1)
Complete: 🔍
Cache ID: 216::103

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