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THREAT OPS › Threat News › [NVD] CVE-2025-20160 (HIGH 8.1) — A vulnerability in the implementation of the TACACS+ protocol in Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to view sensitive data or bypass authentication. This vulnerability exists because the system does not properly check

[NVD] CVE-2025-20160 (HIGH 8.1) — A vulnerability in the implementation of the TACACS+ protocol in Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to view sensitive data or bypass authentication. This vulnerability exists because the system does not properly check

lownvdPublished 2025-09-24

CVE-2025-20160 CVSS: 8.1 HIGH Published: 2025-09-24T18:15:34.100

A vulnerability in the implementation of the TACACS+ protocol in Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to view sensitive data or bypass authentication. This vulnerability exists because the system does not properly check whether the required TACACS+ shared secret is configur

Indicators of compromise

CVE-2025-20160cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2025-20160