Vulnerability · Published Aug 16, 2021 · Assigned by jpcert
CVE-2021-3708
High 7.8
In plain English
A high-severity OS command injection in DSL-2750U from D-Link. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 24.6% (higher than 98% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Severity (CVSS NVD)7.8High
Exploit odds (30 days)24.6%top 2.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack tooling1Public PoC
Official description
D-Link router DSL-2750U with firmware vME1.16 or prior versions is vulnerable to OS command injection. An unauthenticated attacker on the local network may exploit this, with CVE-2021-3707, to execute any OS commands on the vulnerable device.
Affected products (as reported)
Weakness: CWE-78
References
- https://github.com/HadiMed/firmware-analysis/blob/main/DSL-2750U%20%28firmware%20version%201.6%29/README.md x_refsource_MISC
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10230 x_refsource_CONFIRM
- JVNVU#92088210: Multiple vulnerabilities in D-Link router DSL-2750U third-party-advisory, x_refsource_JVN