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HIGH · 8.1

CVE-2021-1539

Multiple vulnerabilities in the authorization process of Cisco ASR 5000 Series Software (StarOS) could allow an authenticated, remote attacker to bypass authorization and execute a subset of CLI comma...

Vulnerability Description

Multiple vulnerabilities in the authorization process of Cisco ASR 5000 Series Software (StarOS) could allow an authenticated, remote attacker to bypass authorization and execute a subset of CLI commands on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

CVSS Score

8.1

HIGH

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

Affected Products

VendorProductVersions
CiscoStaros< 21.16.9
CiscoAsr 5000-
CiscoAsr 5500-
CiscoAsr 5700-
CiscoVirtualized Packet Core-

Related Weaknesses (CWE)

CWE-863

References

FAQ

What is CVE-2021-1539?

CVE-2021-1539 is a vulnerability with a CVSS score of 8.1 (HIGH). Multiple vulnerabilities in the authorization process of Cisco ASR 5000 Series Software (StarOS) could allow an authenticated, remote attacker to bypass authorization and execute a subset of CLI comma...

How severe is CVE-2021-1539?

CVE-2021-1539 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-1539?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Staros, Cisco Asr 5000, Cisco Asr 5500, Cisco Asr 5700, Cisco Virtualized Packet Core.