GTKWave 3.3.115 VCD get_vartoken use after free

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in GTKWave 3.3.115. Affected by this vulnerability is the function get_vartoken of the component VCD Handler. The manipulation results in use after free. This vulnerability is reported as CVE-2023-37576. The attack can be launched remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, was found in GTKWave 3.3.115. Affected is the function get_vartoken of the component VCD Handler. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Multiple use-after-free vulnerabilities exist in the VCD get_vartoken realloc functionality of GTKWave 3.3.115. A specially crafted .vcd file can lead to arbitrary code execution. A victim would need to open a malicious file to trigger these vulnerabilities.This vulnerability concerns the use-after-free when triggered via the vcd2vzt conversion utility.

The weakness was disclosed 01/08/2024 as TALOS-2023-1806. The advisory is available at talosintelligence.com. This vulnerability is traded as CVE-2023-37576 since 07/07/2023. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Name

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: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

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

CVSSv2info

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

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/07/2023 🔍
01/08/2024 +185 days 🔍
01/08/2024 +0 days 🔍
01/08/2024 +0 days 🔍

Sourcesinfo

Advisory: TALOS-2023-1806
Status: Confirmed

CVE: CVE-2023-37576 (🔍)
GCVE (CVE): GCVE-0-2023-37576
GCVE (VulDB): GCVE-100-249942

Entryinfo

Created: 01/08/2024 17:25
Changes: 01/08/2024 17:25 (49)
Complete: 🔍
Cache ID: 216::103

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