RCE in TP-Link Ac1750
CVE-2020-10882
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link Archer A7 Firmware Ver: 190726 AC1750 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the tdpServer service, which listens on UDP port 20002 by default. When parsing the slave_mac parameter, the process does not properly validate a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the root user. Was ZDI-CAN-9650.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.414 (98.6th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 99th percentile — 98.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.414 · newest: 0.414 · change: 0.000
Affected products
- TP-Link Ac1750
- TP-Link Ac1750 Firmware — versions 190726
- TP-Link Archer A7 — versions Firmware Ver: 190726
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.zerodayinitiative.com/advisories/ZDI-20-334/ (VDB Entry, Third Party Advisory)
- packetstormsecurity.com/files/157255/TP-Link-Archer-A7-C7-Unauthenticated-LAN-R… (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-10882?
- CVE-2020-10882 is a high-severity vulnerability in TP-Link Ac1750, classified under OS Command Injection. CVSS score: 8.8/10. Published 2020-03-25.
- How severe is CVE-2020-10882?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2020-10882 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.