Squirrel
CVE-2022-30292
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
Heap-based buffer overflow in sqbaselib.cpp in SQUIRREL 3.2 due to lack of a certain sq_reservestack call.
AnalysisAI
Heap-based buffer overflow in sqbaselib.cpp in SQUIRREL 3.2 due to lack of a certain sq_reservestack call. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.
Technical ContextAI
This vulnerability is classified as Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. Heap-based buffer overflow in sqbaselib.cpp in SQUIRREL 3.2 due to lack of a certain sq_reservestack call. Affected products include: Squirrel-Lang Squirrel, Fedoraproject Fedora.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).
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Heap-based buffer overflow in Squirrel versions 3.0 through 3.2 allows a locally authenticated low-privilege attacker to
Stack-based buffer overflow in Squirrel up to version 3.2 within the validate_format function of sqstdlib/sqstdstring.cp
Same weakness CWE-787 – Out-of-bounds Write
View allSame technique Memory Corruption
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External POC / Exploit Code
Leaving vuln.today