Arbitrary file upload in TP-Link Archer C5

CVE-2018-19537

TP-Link Archer C5 devices through V2_160201_US allow remote command execution via shell metacharacters on the wan_dyn_hostname line of a configuration file that is encrypted with the 478DA50BF9E3D2CF key and uploaded through the web GUI by using the web admin account. The default password of admin may be used in some cases.

Vulnerability class: Unrestricted File Upload

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.060 (93.1th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2018-19537: held from 0.060 to 0.060.

EPSS over last 30 days · oldest: 0.060 · newest: 0.060 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-19537?
CVE-2018-19537 is a high-severity vulnerability in TP-Link Archer C5, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.2/10. Published 2018-11-26.
How severe is CVE-2018-19537?
High severity. CVSS v3 base score is 7.2 out of 10.
Is CVE-2018-19537 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.