CVE-2023-39540

2024-02-2015:15:08

CWE-126

[email protected]

web.nvd.nist.gov

tcp-ip

denial of service

vulnerability

cve-2023-39540

icmp

icmpv6

out-of-bounds read

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

5.8 Medium

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.1%

JSON

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 IPv4 ICMP packet.

Affected configurations

Vulners

Node

silicon_labsgecko_platformRange≤4.3.1.0

weston_embeddeduc-tcp-ipRange≤v3.06.01

CNA Affected

[
  {
    "vendor": "Silicon Labs",
    "product": "Gecko Platform",
    "versions": [
      {
        "version": "4.3.1.0",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Weston Embedded",
    "product": "uC-TCP-IP",
    "versions": [
      {
        "version": "v3.06.01",
        "status": "affected"
      }
    ]
  }
]