What is CVE-2021-1622?

CVE-2021-1622 is a high-severity vulnerability in Cisco 7600_router, classified under CWE-833. CVSS score: 8.6/10. Published 2021-09-23.

How severe is CVE-2021-1622?

High severity. CVSS v3 base score is 8.6 out of 10.

Vulnerability in Cisco 7600_router

CVE-2021-1622

A vulnerability in the Common Open Policy Service (COPS) of Cisco IOS XE Software for Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, remote attacker to cause resource exhaustion, resulting in a denial of service (D…

EPSS: 0.010 (58.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.

Affected products

Cisco 7600_router
Cisco Asr_901-12c-f-d
Cisco Asr_901-12c-ft-d
Cisco Asr_901-4c-f-d
Cisco Asr_901-4c-ft-d
Cisco Asr_901-6cz-f-a
Cisco Asr_901-6cz-f-d
Cisco Asr_901-6cz-fs-a
Cisco Asr_901-6cz-fs-d
Cisco Asr_901-6cz-ft-a

Weakness classification (CWE)

CWE-833
CWE-667 — Improper Locking

References

psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2021-1622?: CVE-2021-1622 is a high-severity vulnerability in Cisco 7600_router, classified under CWE-833. CVSS score: 8.6/10. Published 2021-09-23.
How severe is CVE-2021-1622?: High severity. CVSS v3 base score is 8.6 out of 10.