CVE-2022-44321

PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the LexSkipComment function in lex.c when called from LexScanGetToken.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/jpoirier/picoc/issues/37	Exploit Issue Tracking Third Party Advisory
https://gitlab.com/zsaleeba/picoc/-/issues/48	Exploit Issue Tracking Third Party Advisory
https://github.com/jpoirier/picoc/issues/37	Exploit Issue Tracking Third Party Advisory
https://gitlab.com/zsaleeba/picoc/-/issues/48	Exploit Issue Tracking Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:picoc_project:picoc:3.2.2:*:*:*:*:*:*:*

History

21 Nov 2024, 07:27

Type	Values Removed	Values Added
References	~~() https://github.com/jpoirier/picoc/issues/37 - Exploit, Issue Tracking, Third Party Advisory~~	() https://github.com/jpoirier/picoc/issues/37 - Exploit, Issue Tracking, Third Party Advisory
References	~~() https://gitlab.com/zsaleeba/picoc/-/issues/48 - Exploit, Issue Tracking, Third Party Advisory~~	() https://gitlab.com/zsaleeba/picoc/-/issues/48 - Exploit, Issue Tracking, Third Party Advisory

08 Nov 2022, 21:55

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 5.5
References	~~(MISC) https://gitlab.com/zsaleeba/picoc/-/issues/48 -~~	(MISC) https://gitlab.com/zsaleeba/picoc/-/issues/48 - Exploit, Issue Tracking, Third Party Advisory
References	~~(MISC) https://github.com/jpoirier/picoc/issues/37 -~~	(MISC) https://github.com/jpoirier/picoc/issues/37 - Exploit, Issue Tracking, Third Party Advisory
CWE		CWE-787
CPE		cpe:2.3:a:picoc_project:picoc:3.2.2:::::::*

08 Nov 2022, 15:19

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-11-08 15:15

Updated : 2025-05-01 18:15

NVD link : CVE-2022-44321

Mitre link : CVE-2022-44321

CVE.ORG link : CVE-2022-44321

JSON object : View

Products Affected

picoc_project

picoc

CWE

CWE-787

Out-of-bounds Write

{"id": "CVE-2022-44321", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2022-11-08T15:15:12.727", "references": [{"url": "https://github.com/jpoirier/picoc/issues/37", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://gitlab.com/zsaleeba/picoc/-/issues/48", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/jpoirier/picoc/issues/37", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://gitlab.com/zsaleeba/picoc/-/issues/48", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the LexSkipComment function in lex.c when called from LexScanGetToken."}, {"lang": "es", "value": "Se descubri\u00f3 que PicoC versi\u00f3n 3.2.2 conten\u00eda un desbordamiento del b\u00fafer en la funci\u00f3n LexSkipComment en lex.c cuando se llamaba desde LexScanGetToken."}], "lastModified": "2025-05-01T18:15:49.877", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:picoc_project:picoc:3.2.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CE8B76ED-7C7C-41CE-9129-DA7B04DC5B55"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}