CVE-2023-35846 : VirtualSquare picoTCP (aka PicoTCP-NG) through 2.1 does not check the transport

VirtualSquare picoTCP (aka PicoTCP-NG) through 2.1 does not check the transport layer length in a frame before performing port filtering.

Published 2023-06-19 03:15:09

Updated 2023-06-26 18:11:35

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2023-35846

Virtualsquare » Picotcp
Versions up to, including, (<=) 2.1
cpe:2.3:a:virtualsquare:picotcp:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.09%

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

~ 40 %

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

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
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

https://github.com/virtualsquare/picotcp/commit/d561990a358899178115e156871cc054a1c55ffe

[ipfilter] Check transport layer length in frame before filtering ports · virtualsquare/picotcp@d561990 · GitHub
Patch;Vendor Advisory

Jump to