CVE-2017-6625

What it is

A "Cisco Firepower Threat Defense 6.0.0 through 6.2.2 and Cisco ASA with FirePOWER Module Denial of Service" vulnerability in the access control policy of Cisco Firepower System Software could allow an authenticated, remote attacker to cause an affected system to stop inspecting and processing packets, resulting in a denial of service (DoS) condition. The vulnerability is due to improper SSL policy handling by the affected software when packets are passed through the sensing interfaces of an affected system. An attacker could exploit this vulnerability by sending crafted packets through a targeted system. This vulnerability affects Cisco Firepower System Software that is configured with the SSL policy feature. Cisco Bug IDs: CSCvc84361.

At a glance

Exploitability

Can be exploited over the network with a low-privilege account. High risk of service disruption.

Exploit odds

1.8% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2017-05-03 21:59 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-08-11 19:33 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 1.8% in the next 30 days (EPSS).
• Severity: 7.1 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2017-05-03 21:59 UTC

Last modified

2026-08-11 19:33 UTC

Exploit probability

1.8% · EPSS, next 30 days

Weakness

CWE-399

Record status

Modified

Affected

• Cisco Secure Firewall Threat Defense 6.0.0
• Cisco Secure Firewall Threat Defense 6.0.1
• Cisco Secure Firewall Threat Defense 6.1.0
• Cisco Secure Firewall Threat Defense 6.1.0.2
• Cisco Secure Firewall Threat Defense 6.2.0
• Cisco Secure Firewall Threat Defense 6.2.1
• Cisco Secure Firewall Threat Defense 6.2.2

Attack profile CVSS 3.0 · 7.1

Attack vector

Network

Complexity

Low

Privileges needed

Low

User interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

High

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2017-6625.md and follow it. Check whether this project is affected by CVE-2017-6625. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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