VDB-244221 · CVE-2023-46927 · Issue 2657

GPAC 2.3-DEV-rev605-gfc9e29089-master isom_write.c gf_isom_use_compact_size heap-based overflow

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5.7	$0-$5k	0.00

Summaryinfo

A vulnerability was found in GPAC 2.3-DEV-rev605-gfc9e29089-master. It has been classified as critical. Affected is the function gf_isom_use_compact_size of the file gpac/src/isomedia/isom_write.c. Performing a manipulation results in heap-based overflow. This vulnerability is identified as CVE-2023-46927. The attack can be initiated remotely. There is not any exploit available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability was found in GPAC 2.3-DEV-rev605-gfc9e29089-master. It has been classified as critical. This affects the function gf_isom_use_compact_size of the file gpac/src/isomedia/isom_write.c. The manipulation with an unknown input leads to a heap-based overflow vulnerability. CWE is classifying the issue as CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

GPAC 2.3-DEV-rev605-gfc9e29089-master contains a heap-buffer-overflow in gf_isom_use_compact_size gpac/src/isomedia/isom_write.c:3403:3 in gpac/MP4Box.

The weakness was released 11/01/2023 as 2657. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2023-46927 since 10/30/2023. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

Applying the patch a7b467b151d9b54badbc4dd71e7a366b7c391817 is able to eliminate this problem. The bugfix is ready for download at github.com.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-51090). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Multimedia Player Software

Name

GPAC

Version

2.3-DEV-rev605-gfc9e29089-master

License

open-source

Website

Product: https://github.com/gpac/gpac/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.7

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

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 5.5
CNA Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: a7b467b151d9b54badbc4dd71e7a366b7c391817

Timelineinfo

10/30/2023 🔍
11/01/2023 +2 days 🔍
11/01/2023 +0 days 🔍
02/18/2026 +840 days 🔍

Sourcesinfo

Product: github.com

Advisory: 2657
Status: Confirmed

CVE: CVE-2023-46927 (🔍)
GCVE (CVE): GCVE-0-2023-46927
GCVE (VulDB): GCVE-100-244221
EUVD: 🔍

Entryinfo

Created: 11/01/2023 16:44
Updated: 02/18/2026 19:58
Changes: 11/01/2023 16:44 (42), 11/29/2023 14:29 (11), 09/12/2024 23:59 (27), 04/21/2025 06:54 (4), 02/18/2026 19:58 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.