CVE-2019-16277 : PicoC 2.1 has a heap-based buffer overflow in StringStrcpy in cstdlib/string.c w

PicoC 2.1 has a heap-based buffer overflow in StringStrcpy in cstdlib/string.c when called from ExpressionParseFunctionCall in expression.c.

Published 2019-09-13 12:15:12

Updated 2020-08-24 17:37:01

Source MITRE

View at NVD, CVE.org

Vulnerability category: OverflowMemory Corruption

Products affected by CVE-2019-16277

Picoc Project » Picoc » Version: 2.1
cpe:2.3:a:picoc_project:picoc:2.1:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.18%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 36 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.8	MEDIUM	AV:N/AC:M/Au:N/C:P/I:P/A:P	8.6	6.4	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
7.8	HIGH	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	1.8	5.9	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

Assigned by: nvd@nist.gov (Primary)

https://gitlab.com/zsaleeba/picoc/issues/44

Heap-based buffer overflow in the StringStrcpy() function (#44) · Issues · Zik Saleeba / picoc · GitLab
Exploit;Issue Tracking;Third Party Advisory

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