CVE-2017-3887

Name: CVE-2017-3887
Creator: NVD / NIST
Published: 2017-04-07T17:59:00.45+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.27%

Last modified Jun 17, 2026

CVE-2017-3887 is a vulnerability of currently unknown severity. 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. EPSS estimates a 1.27% chance of exploitation in the next 30 days.

Description

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.

Metrics

EPSS Probability

1.27%

66.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-755

Affected Software

Vendor	Product	Versions
Cisco	Firepower Threat Defense	6.0.1
Cisco	Firepower Threat Defense	6.1.0
Cisco	Firepower Threat Defense	6.2.0

References

http://www.securityfocus.com/bid/97453Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170405-cfpw1Vendor Advisory
http://www.securityfocus.com/bid/97453Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170405-cfpw1Vendor Advisory

Timeline

Published: Apr 7, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-3887?

How severe is CVE-2017-3887?

Severity scoring for CVE-2017-3887 is pending analysis. The EPSS model estimates a 1.27% probability of exploitation in the next 30 days.

How do I fix CVE-2017-3887?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-3887?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST