CVE-2023-40146
17.04.2024, 13:15
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.
| Vendor | Product | Version |
|---|---|---|
| peplink | smart_reader_firmware | 1.2.0 |
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= Vulnerable software versions
Common Weakness Enumeration
- CWE-77 - Improper Neutralization of Special Elements used in a Command ('Command Injection')The software constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.
- CWE-798 - Use of Hard-coded CredentialsThe software contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data.
References