CVE-2023-35847 : VirtualSquare picoTCP (aka PicoTCP-NG) through 2.1 does not have an MSS lower bo

VirtualSquare picoTCP (aka PicoTCP-NG) through 2.1 does not have an MSS lower bound (e.g., it could be zero).

Published 2023-06-19 03:15:09

Updated 2023-06-26 18:10:29

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2023-35847

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

CWE-908 Use of Uninitialized Resource

The product uses or accesses a resource that has not been initialized.

Assigned by: nvd@nist.gov (Primary)

https://github.com/virtualsquare/picotcp/commit/eaf166009e44641e6570c576ba071217f100fd99

TCP: Fixed MSS size calculation. Set MSS lower bound. · virtualsquare/picotcp@eaf1660 · GitHub
Patch;Vendor Advisory

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