RCE in Totolink A3300r
CVE-2024-27521
TOTOLINK A3300R V17.0.0cu.557_B20221024 was discovered to contain an unauthenticated remote command execution (RCE) vulnerability via multiple parameters in the "setOpModeCfg" function. This security issue allows an attacker to take complete control of the device. In detail, exploitation allows unauthenticated, remote attackers to execute arbitrary system commands with administrative privileges (i.e., as user "root").
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.015 (71.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Totolink A3300r
- Totolink A3300r_firmware — versions 17.0.0cu.557_b20221024
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Product)
- cve@mitre.org (Third Party Advisory)
Frequently asked questions
- What is CVE-2024-27521?
- CVE-2024-27521 is a high-severity vulnerability in Totolink A3300r, classified under OS Command Injection. CVSS score: 8.0/10. Published 2024-03-26.
- How severe is CVE-2024-27521?
- High severity. CVSS v3 base score is 8.0 out of 10.
- Is CVE-2024-27521 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.