FFmpeg 4.0 libavcodec idctdsp.c null pointer dereference

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.4$0-$5k0.00

A vulnerability was found in FFmpeg 4.0 (Multimedia Processing Software). It has been classified as problematic. This affects an unknown functionality of the file idctdsp.c of the component libavcodec. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. This is going to have an impact on availability. The summary by CVE is:

libavcodec in FFmpeg 4.0 may trigger a NULL pointer dereference if the studio profile is incorrectly detected while converting a crafted AVI file to MPEG4, leading to a denial of service, related to idctdsp.c and mpegvideo.c.

The bug was discovered 05/22/2018. The weakness was shared 06/15/2018 (Website). The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2018-12460 since 06/15/2018. 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 24 days. During that time the estimated underground price was around $0-$5k.

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

The entries VDB-119588 and VDB-119587 are related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

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: 🔍

Patch: github.com

Timelineinfo

05/22/2018 🔍
06/15/2018 +23 days 🔍
06/15/2018 +0 days 🔍
06/15/2018 +0 days 🔍
06/15/2018 +0 days 🔍
03/27/2023 +1746 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: b3332a182f8ba33a34542e4a0370f38b914ccf7d
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-12460 (🔍)
GCVE (CVE): GCVE-0-2018-12460
GCVE (VulDB): GCVE-100-119589
See also: 🔍

Entryinfo

Created: 06/15/2018 11:01 PM
Updated: 03/27/2023 02:57 PM
Changes: 06/15/2018 11:01 PM (58), 02/19/2020 05:54 PM (2), 03/27/2023 02:57 PM (4)
Complete: 🔍
Cache ID: 18:AFE:40

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