CVEvulnerability

CVE-2023-40146

9.8 CRITICAL Published 2024-04-17 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2024-04-17
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
6.8 MEDIUM — CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1 ([email protected])
9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-77, CWE-798

Description

A privilege escalation vulnerability exists in the /bin/login functionality of Peplink Smart Reader v1.2.0 (in QEMU). A specially crafted command line argument can lead to a limited-shell escape and elevated capabilities. An attacker can authenticate with hard-coded credentials and execute unblocked default busybox functionality to trigger this vulnerability.

Affected configurations

• peplink smart reader firmware 1.2.0

Related

Weakness · CWE (2)

  • CWE-77 Improper Neutralization of Special Elements used in a Command weakness
  • CWE-798 Use of Hard-coded Credentials weakness

References