CVE-2018-10822: dlink dir-140l_firmware Path Traversal

Vulnerability summary

CVE-2018-10822 is a high (CVSS 7.5) Path Traversal vulnerability in dlink dir-140l_firmware. EPSS estimates a 39.27% chance of exploitation in the next 30 days, higher than 98.5% of scored vulnerabilities. 3 public exploits are recorded.

Timeline

1. 17-10-2018
   PublishedVulnerability first disclosed.
2. 05-08-2024
   Last modifiedVulnerability information updated.

Description

Directory traversal vulnerability in the web interface on D-Link DWR-116 through 1.06, DIR-140L through 1.02, DIR-640L through 1.02, DWR-512 through 2.02, DWR-712 through 2.02, DWR-912 through 2.02, DWR-921 through 2.02, and DWR-111 through 1.01 devices allows remote attackers to read arbitrary files via a /.. or // after "GET /uir" in an HTTP request. NOTE: this vulnerability exists because of an incorrect fix for CVE-2017-6190.

• CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.