WebM Project libvpx up to 1.13.0 VP9 vp9_encoder.c memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in WebM Project libvpx up to 1.13.0. The impacted element is an unknown function of the file vp9/encoder/vp9_encoder.c of the component VP9. The manipulation leads to memory corruption. This vulnerability is referenced as CVE-2023-44488. Remote exploitation of the attack is possible. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in WebM Project libvpx up to 1.13.0 (Project Management Software). This issue affects some unknown processing of the file vp9/encoder/vp9_encoder.c of the component VP9. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The weakness was published 10/01/2023 as 263682c9a29395055f3b3afe2d97be1828a6223f. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2023-44488 since 09/30/2023. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 237588 (Oracle Linux 7 : firefox (ELSA-2025-4751)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 1.13.1 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 263682c9a29395055f3b3afe2d97be1828a6223f is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at Tenable (237588) and EUVD (EUVD-2023-48823). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.7

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

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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Nessus ID: 237588
Nessus Name: Oracle Linux 7 : firefox (ELSA-2025-4751)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: libvpx 1.13.1
Patch: 263682c9a29395055f3b3afe2d97be1828a6223f

Timelineinfo

09/30/2023 🔍
10/01/2023 +1 days 🔍
10/01/2023 +0 days 🔍
02/09/2026 +862 days 🔍

Sourcesinfo

Advisory: 263682c9a29395055f3b3afe2d97be1828a6223f
Status: Confirmed

CVE: CVE-2023-44488 (🔍)
GCVE (CVE): GCVE-0-2023-44488
GCVE (VulDB): GCVE-100-240995
EUVD: 🔍

Entryinfo

Created: 10/01/2023 07:52
Updated: 02/09/2026 03:57
Changes: 10/01/2023 07:52 (45), 10/23/2023 00:56 (11), 05/31/2025 01:41 (17), 02/09/2026 03:57 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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