Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

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 commands on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

Published

2021-06-04T17:15:09.757

Last Modified

2024-11-21T05:44:34.693

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.1 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:S/C:P/I:P/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: SINGLE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

8.0

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-863
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System cisco staros < 21.16.9 Yes
Operating System cisco staros < 21.17.10 Yes
Operating System cisco staros < 21.18.16 Yes
Operating System cisco staros < 21.19.11 Yes
Operating System cisco staros < 21.19.n7 Yes
Operating System cisco staros < 21.20.8 Yes
Hardware cisco asr_5000 - No
Hardware cisco asr_5500 - No
Hardware cisco asr_5700 - No
Application cisco virtualized_packet_core - Yes
References