CVE-2023-35849 : VirtualSquare picoTCP (aka PicoTCP-NG) through 2.1 does not properly check wheth

VirtualSquare picoTCP (aka PicoTCP-NG) through 2.1 does not properly check whether header sizes would result in accessing data outside of a packet.

Published 2023-06-19 03:15:09

Updated 2023-06-26 17:57:17

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2023-35849

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

EPSS FAQ

0.11%

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

~ 43 %

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:H/I:N/A:N	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None

CWE-754 Improper Check for Unusual or Exceptional Conditions

The product does not check or incorrectly checks for unusual or exceptional conditions that are not expected to occur frequently during day to day operation of the product.

Assigned by: nvd@nist.gov (Primary)

https://github.com/virtualsquare/picotcp/commit/4b9a16764f2b12b611de9c34a50b4713d10ca401

More checks for correct header sizes · virtualsquare/picotcp@4b9a167 · GitHub
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