CVE-2021-34728 — OS Command Injection in Cisco IOS XR

CWE-78 — OS Command Injection4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.2%
top 62.83%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Cisco IOS XRCisco IOS XR Software
Timeline
PublishedSep 9
Latest updateMay 24

Description

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 Details section of this advisory.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages2 packages

▶NVDcisco/ios_xr7.4.0 — 7.4.1+1

🔴Vulnerability Details

2
GHSA
GHSA-xgg8-892p-f458: Multiple vulnerabilities in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker with a low-privileged account to elevate pri↗2022-05-24
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CVEList
Cisco IOS XR Software Authenticated User Privilege Escalation Vulnerabilities↗2021-09-09
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📋Vendor Advisories

1
Cisco
Cisco IOS XR Software Authenticated User Privilege Escalation Vulnerabilities↗2021-09-08
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CVE-2021-34728 — OS Command Injection in Cisco IOS XR | cvebase