PT-2023-25340 · Virtualsquare · Virtualsquare Picotcp

Published 2023-06-19 · Updated 2023-06-26 · CVE-2023-35847

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions VirtualSquare picoTCP (aka PicoTCP-NG) versions through 2.1

Description The issue is related to the lack of a Maximum Segment Size (MSS) lower bound, which could potentially be set to zero. This affects the VirtualSquare picoTCP (aka PicoTCP-NG) software.

Recommendations For VirtualSquare picoTCP (aka PicoTCP-NG) versions through 2.1, consider implementing a manual MSS lower bound to prevent potential issues until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Use of Uninitialized Resource

Weakness Enumeration

CWE-908

Related Identifiers

CVE-2023-35847

Affected Products

Virtualsquare Picotcp

References · 4

• https://github.com/virtualsquare/picotcp/commit/eaf166009e44641e6570c576ba071217f100fd99 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-35847 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-35847 · Security Note
• https://t.me/cvenotify/52601 · Telegram Post