GTKWave 3.3.115 VZT vzt_rd_block_vch_decode integer overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in GTKWave 3.3.115. The impacted element is the function vzt_rd_block_vch_decode of the component VZT Handler. The manipulation leads to integer overflow. This vulnerability is documented as CVE-2023-38650. The attack can be initiated remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in GTKWave 3.3.115 and classified as problematic. This issue affects the function vzt_rd_block_vch_decode of the component VZT Handler. The manipulation with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Multiple integer overflow vulnerabilities exist in the VZT vzt_rd_block_vch_decode times parsing functionality of GTKWave 3.3.115. A specially crafted .vzt file can lead to memory corruption. A victim would need to open a malicious file to trigger these vulnerabilities.This vulnerability concerns the integer overflow when num_time_ticks is not zero.

The weakness was released 01/08/2024 as TALOS-2023-1814. It is possible to read the advisory at talosintelligence.com. The identification of this vulnerability is CVE-2023-38650 since 07/21/2023. 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.

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: 6.6
VulDB Meta Temp Score: 6.5

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.0
CNA Vector (Talos): 🔍

CVSSv2info

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

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
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

07/21/2023 🔍
01/08/2024 +171 days 🔍
01/08/2024 +0 days 🔍
01/25/2024 +17 days 🔍

Sourcesinfo

Advisory: TALOS-2023-1814
Status: Confirmed

CVE: CVE-2023-38650 (🔍)
GCVE (CVE): GCVE-0-2023-38650
GCVE (VulDB): GCVE-100-249971

Entryinfo

Created: 01/08/2024 17:40
Updated: 01/25/2024 13:00
Changes: 01/08/2024 17:40 (49), 01/25/2024 13:00 (11)
Complete: 🔍
Cache ID: 216::103

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