CVE-2023-35956
Assigner: talos
Published: 2024-01-08T14:47:59.620Z
State: PUBLISHED
affected: vendor: GTKWave
product: GTKWave
versions: version: 3.3.115
status: affected
descriptions: value: Multiple heap-based buffer overflow vulnerabilities exist in the fstReaderIterBlocks2 VCDATA parsing functionality of GTKWave 3.3.115. A specially-crafted .fst file can lead to arbitrary code execution. A victim would need to open a malicious file to trigger these vulnerabilities.This vulnerability concerns the decompression function `fastlz_decompress`.
problemTypes: descriptions: description: CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
type: CWE
cweId: CWE-119
metrics: cvssV3_1: version: 3.1
vectorString: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: REQUIRED
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
baseScore: 7.8
baseSeverity: HIGH
credits: value: Discovered by Claudio Bozzato of Cisco Talos.