CVEvulnerability

CVE-2020-20250

6.5 MEDIUM Published 2021-07-13 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-07-13
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
4.0 MEDIUM — AV:N/AC:L/Au:S/C:N/I:N/A:P
Weaknesses
CWE-476, CWE-787

Description

Mikrotik RouterOs before stable version 6.47 suffers from a memory corruption vulnerability in the /nova/bin/lcdstat process. An authenticated remote attacker can cause a Denial of Service (NULL pointer dereference). NOTE: this is different from CVE-2020-20253 and CVE-2020-20254. All four vulnerabilities in the /nova/bin/lcdstat process are discussed in the CVE-2020-20250 github.com/cq674350529 reference.

Affected configurations

• mikrotik routeros (< 6.47)

Related

Weakness · CWE (2)

  • CWE-476 NULL Pointer Dereference weakness
  • CWE-787 Out-of-bounds Write weakness

References