What is CVE-2021-34728?

CVE-2021-34728 is a high-severity vulnerability in Cisco 8101-32fh, classified under OS Command Injection. CVSS score: 7.8/10. Published 2021-09-09.

How severe is CVE-2021-34728?

High severity. CVSS v3 base score is 7.8 out of 10.

RCE in Cisco 8101-32fh

CVE-2021-34728

Multiple vulnerabilities in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker with a low-privileged account to elevate privileges on an affected device. For more information about these vulnerabilities, see the…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.003 (20.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Cisco 8101-32fh
Cisco 8101-32h
Cisco 8102-64h
Cisco 8201
Cisco 8201-32fh
Cisco 8202
Cisco 8804
Cisco 8808
Cisco 8812
Cisco 8818

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

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

Frequently asked questions

What is CVE-2021-34728?: CVE-2021-34728 is a high-severity vulnerability in Cisco 8101-32fh, classified under OS Command Injection. CVSS score: 7.8/10. Published 2021-09-09.
How severe is CVE-2021-34728?: High severity. CVSS v3 base score is 7.8 out of 10.