Vulnerability · Published Dec 30, 2021 · Assigned by tenable
CVE-2021-20132
High 8.8
In plain English
A high-severity security flaw in Quagga Services on D-Link DIR-2640 Routers. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 4.4% (higher than 91% of all known vulnerabilities).
Severity (CVSS NVD)8.8High
Exploit odds (30 days)4.4%top 8.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Quagga Services on D-Link DIR-2640 less than or equal to version 1.11B02 use default hard-coded credentials, which can allow a remote attacker to gain administrative access to the zebra or ripd those services. Both are running with root privileges on the router (i.e., as the "admin" user, UID 0).
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | Quagga Services on D-Link DIR-2640 Routers | <= 1.11B02 |
References
- https://www.tenable.com/security/research/tra-2021-44 x_refsource_MISC