VirtualSquare picoTCP/picoTCP-NG up to 2.1 Header Size unusual condition

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in VirtualSquare picoTCP and picoTCP-NG up to 2.1. Affected by this issue is some unknown functionality of the component Header Size Handler. Executing a manipulation can lead to an unknown weakness. This vulnerability is handled as CVE-2023-35849. There is not any exploit available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability has been found in VirtualSquare picoTCP and picoTCP-NG up to 2.1 and classified as problematic. This vulnerability affects an unknown function of the component Header Size Handler. The CWE definition for the vulnerability is CWE-754. 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. The impact remains unknown. CVE summarizes:

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

The weakness was released 06/19/2023 as 4b9a16764f2b12b611de9c34a50b4713d10ca401. The advisory is available at github.com. This vulnerability was named CVE-2023-35849 since 06/19/2023. The technical details are unknown and an exploit is not available.

Applying the patch 4b9a16764f2b12b611de9c34a50b4713d10ca401 is able to eliminate this problem. The bugfix is ready for download at github.com.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-39842). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Unusual condition
CWE: CWE-754
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 4b9a16764f2b12b611de9c34a50b4713d10ca401

Timelineinfo

06/19/2023 🔍
06/19/2023 +0 days 🔍
06/19/2023 +0 days 🔍
01/11/2026 +937 days 🔍

Sourcesinfo

Product: github.com

Advisory: 4b9a16764f2b12b611de9c34a50b4713d10ca401
Status: Confirmed

CVE: CVE-2023-35849 (🔍)
GCVE (CVE): GCVE-0-2023-35849
GCVE (VulDB): GCVE-100-231826
EUVD: 🔍

Entryinfo

Created: 06/19/2023 06:59
Updated: 01/11/2026 14:09
Changes: 06/19/2023 06:59 (40), 07/15/2023 08:12 (12), 01/11/2026 14:09 (16)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!