Resource exhaustion in Cisco Emergency Responder
CVE-2023-20259
A vulnerability in an API endpoint of multiple Cisco Unified Communications Products could allow an unauthenticated, remote attacker to cause high CPU utilization, which could impact access to the web-based management interface and cause d…
Vulnerability class: DoS (Denial of Service)
EPSS: 0.002 (37.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.
Affected products
- Cisco Emergency Responder — versions 12.5(1)SU7, 14, 14SU3
- Cisco Prime Collaboration Deployment — versions 14SU3
- Cisco Unified Communications Manager — versions 12.5(1)SU7, 12.5(1)SU7a, 14SU3
- Cisco Unified Communications Manager Im And Presence Service — versions 12.5(1)SU7, 14SU3
- Cisco Unity Connection — versions 14SU3
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2023-20259?
- CVE-2023-20259 is a high-severity vulnerability in Cisco Emergency Responder, classified under Uncontrolled Resource Consumption. CVSS score: 8.6/10. Published 2023-10-04.
- How severe is CVE-2023-20259?
- High severity. CVSS v3 base score is 8.6 out of 10.