VDB-266392 · CVE-2023-35949 · TALOS-2023-1784

libigl 2.4.0/2.5.0 OFF File readOFF.cpp stack-based overflow

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.
6.9	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in libigl 2.4.0/2.5.0. Impacted is an unknown function of the file readOFF.cpp of the component OFF File Handler. Executing a manipulation can lead to stack-based overflow. This vulnerability is tracked as CVE-2023-35949. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in libigl 2.4.0/2.5.0. This vulnerability affects an unknown function of the file readOFF.cpp of the component OFF File Handler. The manipulation with an unknown input leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Multiple stack-based buffer overflow vulnerabilities exist in the readOFF.cpp functionality of libigl v2.4.0. A specially-crafted .off file can lead to a buffer overflow. An attacker can arbitrary code execution to trigger these vulnerabilities.This vulnerability exists within the code responsible for parsing geometric faces of an OFF file.

The advisory is shared for download at talosintelligence.com. This vulnerability was named CVE-2023-35949 since 06/20/2023. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 02/12/2025).

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

Name

libigl

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector (Talos): 🔍

CVSSv2info

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

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / 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
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/20/2023 🔍
05/28/2024 +343 days 🔍
05/28/2024 +0 days 🔍
03/27/2025 +303 days 🔍

Sourcesinfo

Advisory: TALOS-2023-1784
Status: Not defined

CVE: CVE-2023-35949 (🔍)
GCVE (CVE): GCVE-0-2023-35949
GCVE (VulDB): GCVE-100-266392

Entryinfo

Created: 05/28/2024 16:40
Updated: 03/27/2025 19:59
Changes: 05/28/2024 16:40 (63), 02/12/2025 17:20 (2), 03/27/2025 19:59 (3)
Complete: 🔍
Cache ID: 216::103