CVE-2020-20490 : A heap buffer-overflow in the client_example1.c component of libiec_iccp

A heap buffer-overflow in the client_example1.c component of libiec_iccp_mod v1.5 leads to a denial of service (DOS).

Published 2021-08-31 23:15:07

Updated 2021-09-10 12:46:54

Source MITRE

View at NVD, CVE.org

Vulnerability category: OverflowMemory CorruptionDenial of service

Products affected by CVE-2020-20490

Libiec Iccp Mod Project » Libiec Iccp Mod » Version: 1.5
cpe:2.3:a:libiec_iccp_mod_project:libiec_iccp_mod:1.5:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.13%

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

~ 48 %

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

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None 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://github.com/fcovatti/libiec_iccp_mod/issues/5

Heap-buffer-overflow found in client_example1.c · Issue #5 · fcovatti/libiec_iccp_mod · GitHub
Exploit;Issue Tracking;Third Party Advisory

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