libavcodec 12.3 AVI File libavcodec/lcldec.c decode_frame memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in libavcodec 12.3. This vulnerability affects the function decode_frame of the file libavcodec/lcldec.c of the component AVI File Handler. The manipulation results in memory corruption. This vulnerability is cataloged as CVE-2018-19128. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, was found in libavcodec 12.3 (Multimedia Player Software). Affected is the function decode_frame of the file libavcodec/lcldec.c of the component AVI File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In Libav 12.3, there is a heap-based buffer over-read in decode_frame in libavcodec/lcldec.c that allows an attacker to cause denial-of-service via a crafted avi file.

The bug was discovered 11/08/2018. The weakness was shared 11/09/2018 (Website). The advisory is shared for download at bugzilla.libav.org. This vulnerability is traded as CVE-2018-19128 since 11/09/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 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.

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

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
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: Memory corruption
CWE: 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

11/08/2018 🔍
11/09/2018 +1 days 🔍
11/09/2018 +0 days 🔍
11/09/2018 +0 days 🔍
11/10/2018 +1 days 🔍
06/05/2023 +1668 days 🔍

Sourcesinfo

Advisory: DLA 2021-1
Status: Not defined

CVE: CVE-2018-19128 (🔍)
GCVE (CVE): GCVE-0-2018-19128
GCVE (VulDB): GCVE-100-126624

Entryinfo

Created: 11/10/2018 08:09
Updated: 06/05/2023 13:49
Changes: 11/10/2018 08:09 (58), 04/11/2020 12:13 (1), 06/05/2023 13:49 (3)
Complete: 🔍
Cache ID: 216::103

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