Weston Embedded uC-TCP-IP 3.06.01/4.3.1.0 ICMPv6 Parser buffer over-read

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Weston Embedded uC-TCP-IP 3.06.01/4.3.1.0. The impacted element is an unknown function of the component ICMPv6 Parser. Executing a manipulation can lead to buffer over-read. This vulnerability is handled as CVE-2023-39541. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical was found in Weston Embedded uC-TCP-IP 3.06.01/4.3.1.0. This vulnerability affects an unknown functionality of the component ICMPv6 Parser. The manipulation with an unknown input leads to a buffer over-read vulnerability. The CWE definition for the vulnerability is CWE-126. The product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer. As an impact it is known to affect availability. CVE summarizes:

A denial of service vulnerability exists in the ICMP and ICMPv6 parsing functionality of Weston Embedded uC-TCP-IP v3.06.01. A specially crafted network packet can lead to an out-of-bounds read. An attacker can send a malicious packet to trigger this vulnerability.This vulnerability concerns a denial of service within the parsing an IPv6 ICMPv6 packet.

The weakness was released 02/20/2024 as TALOS-2023-1828. The advisory is available at talosintelligence.com. This vulnerability was named CVE-2023-39541 since 08/03/2023. The technical details are unknown and an exploit is not available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.9
CNA Vector (Talos): 🔍

CVSSv2info

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

Exploitinginfo

Class: Buffer over-read
CWE: CWE-126 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/03/2023 🔍
02/20/2024 +201 days 🔍
02/20/2024 +0 days 🔍
02/13/2025 +359 days 🔍

Sourcesinfo

Advisory: TALOS-2023-1828
Status: Not defined

CVE: CVE-2023-39541 (🔍)
GCVE (CVE): GCVE-0-2023-39541
GCVE (VulDB): GCVE-100-254206

Entryinfo

Created: 02/20/2024 16:10
Updated: 02/13/2025 01:35
Changes: 02/20/2024 16:10 (47), 03/08/2024 15:39 (1), 02/13/2025 01:35 (16)
Complete: 🔍
Cache ID: 216::103

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