VDB-220928 · CVE-2023-0818 · EUVD-2023-12822

GPAC up to 2.2.x off-by-one

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.2	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in GPAC up to 2.2.x. This issue affects some unknown processing. Such manipulation leads to off-by-one. This vulnerability is listed as CVE-2023-0818. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in GPAC up to 2.2.x and classified as critical. Affected by this issue is an unknown functionality. The manipulation with an unknown input leads to a off-by-one vulnerability. Using CWE to declare the problem leads to CWE-193. A product calculates or uses an incorrect maximum or minimum value that is 1 more, or 1 less, than the correct value. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Off-by-one Error in GitHub repository gpac/gpac prior to v2.3.0-DEV.

The weakness was presented 02/14/2023. The advisory is shared for download at huntr.dev. This vulnerability is handled as CVE-2023-0818 since 02/13/2023. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

Upgrading to version 2.3.0-DEV eliminates this vulnerability. Applying the patch 377ab25f3e502db2934a9cf4b54739e1c89a02ff 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 vulnerability database at EUVD (EUVD-2023-12822). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Multimedia Player Software

Name

GPAC

Version

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: 6.3
VulDB Meta Temp Score: 6.2

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

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 7.1
CNA Vector (huntr.dev): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Off-by-one
CWE: CWE-193 / CWE-189
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: GPAC 2.3.0-DEV
Patch: 377ab25f3e502db2934a9cf4b54739e1c89a02ff

Timelineinfo

02/13/2023 🔍
02/14/2023 +1 days 🔍
02/14/2023 +0 days 🔍
07/12/2025 +879 days 🔍

Sourcesinfo

Product: github.com

Advisory: 377ab25f3e502db2934a9cf4b54739e1c89a02ff
Status: Confirmed

CVE: CVE-2023-0818 (🔍)
GCVE (CVE): GCVE-0-2023-0818
GCVE (VulDB): GCVE-100-220928
EUVD: 🔍

Entryinfo

Created: 02/14/2023 14:40
Updated: 07/12/2025 19:51
Changes: 02/14/2023 14:40 (49), 03/12/2023 14:56 (1), 03/12/2023 15:01 (11), 07/12/2025 19:51 (17)
Complete: 🔍
Cache ID: 216::103

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