Vulnerability in Cisco Firepower Threat Defense
CVE-2017-3887
A vulnerability in the detection engine that handles Secure Sockets Layer (SSL) packets for Cisco Firepower System Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition because the Snort process unexpectedly restarts. This vulnerability affects Cisco Firepower System Software prior to the first fixed release when it is configured with an SSL Decrypt-Resign policy. More Information: CSCvb62292. Known Affected Releases: 6.0.1 6.1.0 6.2.0. Known Fixed Releases: 6.2.0 6.1.0.2.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.013 (68.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 68.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
- Cisco Firepower Threat Defense — versions 6.0.1, 6.1.0, 6.2.0
- Cisco Secure Firewall Threat Defense — versions 6.0.1, 6.1.0, 6.2.0
- Cisco Firepower Detection Engine — versions Cisco Firepower Detection Engine
Weakness classification (CWE)
References
- www.securityfocus.com/bid/97453 (VDB Entry, Third Party Advisory, vdb-entry)
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170405… (Vendor Advisory)
Frequently asked questions
- What is CVE-2017-3887?
- CVE-2017-3887 is a medium-severity vulnerability in Cisco Firepower Threat Defense, classified under Improper Handling of Exceptional Conditions. CVSS score: 5.9/10. Published 2017-04-07.
- How severe is CVE-2017-3887?
- Medium severity. CVSS v3 base score is 5.9 out of 10.