Vulnerability in Asuswrt-Merlin Project Rt-Ac1900
CVE-2018-18320
An issue was discovered in the Merlin.PHP component 0.6.6 for Asuswrt-Merlin devices. An attacker can execute arbitrary commands because exec.php has a popen call. NOTE: the vendor indicates that Merlin.PHP is designed only for use on a trusted intranet network, and intentionally allows remote code execution
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.052 (92.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 92.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.052 · newest: 0.052 · change: 0.000
Affected products
- Asuswrt-Merlin Project Rt-Ac1900
- Asuswrt-Merlin Project Rt-Ac1900 Firmware
- Asuswrt-Merlin Project Rt Ac1900p
- Asuswrt-Merlin Project Rt Ac1900p Firmware
- Asuswrt-Merlin Project Rt-Ac2900
- Asuswrt-Merlin Project Rt-Ac2900 Firmware
- Asuswrt-Merlin Project Rt-Ac3100
- Asuswrt-Merlin Project Rt-Ac3100 Firmware
- Asuswrt-Merlin Project Rt-Ac3200
- Asuswrt-Merlin Project Rt-Ac3200 Firmware
Public proof-of-concept exploits
References
- github.com/qoli/Merlin.PHP/issues/26 (Exploit, Third Party Advisory)
- blog.51cto.com/010bjsoft/2298828 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-18320?
- CVE-2018-18320 is a critical-severity vulnerability in Asuswrt-Merlin Project Rt-Ac1900. CVSS score: 9.8/10. Published 2018-10-15.
- How severe is CVE-2018-18320?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2018-18320 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.