PT-2022-27178 · Picoc · Picoc

Halcy0Nic · Published 2022-11-08 · Updated 2022-11-08 · CVE-2022-44314

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions PicoC version 3.2.2

Description A heap buffer overflow was discovered in the StringStrncpy function in cstdlib/string.c when called from ExpressionParseFunctionCall, which is located in the PicoC programming language.

Recommendations For PicoC version 3.2.2, consider avoiding the use of the StringStrncpy function until a patch is available. As a temporary workaround, restrict the use of the ExpressionParseFunctionCall to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2022-44314

Affected Products

Picoc

References · 5

• 🔥 https://github.com/jpoirier/picoc/issues/37 · Exploit
• 🔥 https://gitlab.com/zsaleeba/picoc/-/issues/48 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2022-44314 · Security Note
• https://osv.dev/vulnerability/CVE-2022-44314 · Vendor Advisory
• https://t.me/cibsecurity/52647 · Telegram Post