CVE-2021-34721
Medium
Description
Multiple vulnerabilities in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to gain access to the underlying root shell of an affected device and execute arbitrary commands with root privileges. For more information about these vulnerabilities, see the Details section of this advisory.
SeverityMedium
CVSS6.7
Exploit probability—
Product
Cisco Ios Xr
PublishedSep 9, 2021
First seenSep 9, 2021
Weakness typeCWE-78OS command injection
How to fix
Update
- cisco ios_xr7.3.2, 7.4.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| cisco ios_xr | v < 7.3.2, 7.4.0 ≤ v ≤ 7.4.1, 7.4.0 ≤ v < 7.4.1 | 7.3.2, 7.4.1 |
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