CVE-2023-20046

CWE-289CWE-522 — Insufficiently Protected Credentials3 documents3 sources
Severity
8.8HIGH
EPSS
0.7%
top 27.11%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Cisco StarosCisco Cisco ASR 5000 Series SoftwareCisco Cisco Ultra Cloud Core - User Plane Function
Timeline
PublishedMay 9

Description

A vulnerability in the key-based SSH authentication feature of Cisco StarOS Software could allow an authenticated, remote attacker to elevate privileges on an affected device. This vulnerability is due to insufficient validation of user-supplied credentials. An attacker could exploit this vulnerability by sending a valid low-privileged SSH key to an affected device from a host that has an IP address that is configured as the source for a high-privileged user account. A successful exploit could a…

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages3 packages

▶NVDcisco/staros21.23.0 — 21.23.31+9
▶CVEListV5cisco/cisco_asr_5000_series_software404 versions+403

🔴Vulnerability Details

1
CVEList
CVE-2023-20046: A vulnerability in the key-based SSH authentication feature of Cisco StarOS Software could allow an authenticated, remote attacker to elevate privileg↗2023-05-09
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📋Vendor Advisories

1
Cisco
Cisco StarOS Software Key-Based SSH Authentication Privilege Escalation Vulnerability↗2023-04-19
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CVE-2023-20046 (HIGH CVSS 8.8) | A vulnerability in the key-based SS | cvebase.io