PT-2020-4246 · Microsoft · Windows

Published 2020-10-13 · Updated 2024-08-15 · CVE-2020-16899

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions: Windows (affected versions not specified)

Description: A denial of service issue exists due to the improper handling of ICMPv6 Router Advertisement packets by the Windows TCP/IP stack. This could allow an attacker to cause a target system to stop responding by sending specially crafted ICMPv6 Router Advertisement packets to a remote Windows computer. The issue does not permit an attacker to execute code or elevate user rights directly.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

BDU:2020-04706

CVE-2020-16899

Affected Products

Windows

References · 11

• 🔥 https://github.com/advanced-threat-research/CVE-2020-16899 · Exploit
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16899 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-16899 · Security Note
• https://bdu.fstec.ru/vul/2020-04706 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2020-16899 · Vendor Advisory
• https://safe-surf.ru/specialists/bulletins-nkcki/658064 · Security Note
• https://osv.dev/vulnerability/CVE-2020-16899 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16899 · Security Note
• https://t.me/true_secator/6095 · Telegram Post
• https://t.me/s_e_reborn/5027 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2020101323 · Note