CVE-2021-20132

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).

CVSS v3.1

8.8 HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

8.3 HIGHAV:A/AC:L/Au:N/C:C/I:C/A:C

EPSS

4.29% chance of exploitation in the next 30 days, 90th percentile

Published

2021-12-30

Updated

2024-08-03

Proof-of-concept exploits (1)

• https://www.tenable.com/security/research/tra-2021-44

References

• CVE Record
• NVD entry

Related

• CVE-2021-20129
• CVE-2021-20133
• CVE-2021-20128
• CVE-2021-20134
• CVE-2021-20127
• CVE-2021-20136