PT-2021-10467 · Mikrotik · Routeros+1

Qian Chen · Published 2021-05-11 · Updated 2022-01-01 · CVE-2020-20265

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: Mikrotik RouterOs versions prior to 6.47

Description: The issue is related to a memory corruption vulnerability in the /ram/pckg/wireless/nova/bin/wireless process. An authenticated remote attacker can cause a Denial of Service via a crafted packet.

Recommendations: For versions prior to 6.47, update to version 6.47 or later to resolve the issue. As a temporary workaround, consider restricting access to the wireless process to minimize the risk of exploitation.

Exploit

Fix

DoS

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2020-20265

Affected Products

Mikrotik Routeros

Routeros

References · 6

• 🔥 https://seclists.org/fulldisclosure/2021/May/11 · Exploit
• 🔥 http://seclists.org/fulldisclosure/2021/May/12 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-20265 · Security Note
• https://osv.dev/vulnerability/CVE-2020-20265 · Vendor Advisory
• https://t.me/cvenotify/14654 · Telegram Post
• https://t.me/cvenotify/17968 · Telegram Post