RCE in Dlink Dir-802
CVE-2021-29379
An issue was discovered on D-Link DIR-802 A1 devices through 1.00b05. Universal Plug and Play (UPnP) is enabled by default on port 1900. An attacker can perform command injection by injecting a payload into the Search Target (ST) field of the SSDP M-SEARCH discover packet. NOTE: This vulnerability only affects products that are no longer supported by the maintainer
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: 0.035 (88.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 88.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.035 · newest: 0.035 · change: 0.000
Affected products
- Dlink Dir-802 — versions a1
- Dlink Dir-802 Firmware
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.dlink.com/en/security-bulletin/ (Vendor Advisory)
- supportannouncement.us.dlink.com/announcement/publication.aspx (Vendor Advisory)
- cool-y.github.io/2021/03/02/DIR-802-OS-Command-Injection (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-29379?
- CVE-2021-29379 is a high-severity vulnerability in Dlink Dir-802, classified under OS Command Injection. CVSS score: 8.8/10. Published 2021-04-12.
- How severe is CVE-2021-29379?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-29379 known to be exploited?
- 10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.