1. Home
  2. CVE Database
  3. CVE-2021-34719
HIGH · 7.8

CVE-2021-34719

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 informatio...

Vulnerability 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 Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
CiscoIos Xr< 7.3.2
CiscoAsr 9000V-V2-
CiscoAsr 9001-
CiscoAsr 9006-
CiscoAsr 9010-
CiscoAsr 9901-
CiscoAsr 9902-
CiscoAsr 9903-
CiscoAsr 9904-
CiscoAsr 9906-
CiscoAsr 9910-
CiscoAsr 9912-
CiscoAsr 9922-
CiscoIos Xrv-
CiscoIos Xrv 9000-
CiscoNcs 520-
CiscoNcs 540-
CiscoNcs 540 Fronthaul-
CiscoNcs 560-4-
CiscoNcs 560-7-

Related Weaknesses (CWE)

CWE-78

References

FAQ

What is CVE-2021-34719?

CVE-2021-34719 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 informatio...

How severe is CVE-2021-34719?

CVE-2021-34719 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-34719?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Ios Xr, Cisco Asr 9000V-V2, Cisco Asr 9001, Cisco Asr 9006, Cisco Asr 9010.