Vulnerability in Cisco Identity Services Engine Software
CVE-2019-1718
A vulnerability in the web interface of Cisco Identity Services Engine (ISE) could allow an unauthenticated, remote attacker to trigger high CPU usage, resulting in a denial of service (DoS) condition. The vulnerability is due to improper handling of Secure Sockets Layer (SSL) renegotiation requests. An attacker could exploit this vulnerability by sending renegotiation requests at a high rate. An successful exploit could increase the resource usage on the system, eventually leading to a DoS condition. This vulnerability affects version 2.1.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.025 (84.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 84.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000
Affected products
- Cisco Identity Services Engine Software — versions 2.1(0.907)
- Cisco Identity Services Engine — versions 2.1(0.907), 2.1\(0.907\)
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190417… (vendor-advisory, Vendor Advisory)
- www.securityfocus.com/bid/108030 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2019-1718?
- CVE-2019-1718 is a high-severity vulnerability in Cisco Identity Services Engine Software, classified under CWE-399. CVSS score: 7.5/10. Published 2019-04-17.
- How severe is CVE-2019-1718?
- High severity. CVSS v3 base score is 7.5 out of 10.