CVE-2016-6367

Name: CVE-2016-6367
Creator: NVD / NIST
Published: 2016-08-18T18:59:01.463+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10Actively ExploitedEPSS 22.58%

Last modified Jun 17, 2026

CVE-2016-6367 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Cisco Adaptive Security Appliance (ASA) Software before 8.4(1) on ASA 5500, ASA 5500-X, PIX, and FWSM devices allows local users to gain privileges via invalid CLI commands, aka Bug ID CSCtu74257 or EPICBANANA.. CISA has confirmed active exploitation in the wild. EPSS estimates a 22.58% chance of exploitation in the next 30 days.

Description

Cisco Adaptive Security Appliance (ASA) Software before 8.4(1) on ASA 5500, ASA 5500-X, PIX, and FWSM devices allows local users to gain privileges via invalid CLI commands, aka Bug ID CSCtu74257 or EPICBANANA.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

22.58%

97.4th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Jun 14, 2022.

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Cisco	Adaptive Security Appliance Software	>= 7.2.0, < 8.4\(3\)
Cisco	Adaptive Security Appliance Software	>= 8.5, < 9.0\(1\)

References

https://blogs.cisco.com/security/shadow-brokersExploit, Press/Media Coverage, Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160817-asa-cliVendor Advisory
https://tools.cisco.com/security/center/viewErp.x?alertId=ERP-56516Vendor Advisory
https://www.securityfocus.com/bid/92520Broken Link, Third Party Advisory, VDB Entry
https://www.securitytracker.com/id/1036636Broken Link, Third Party Advisory, VDB Entry
https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/sploits/40271.zipBroken Link, Exploit
https://www.exploit-db.com/exploits/40271/Third Party Advisory, VDB Entry
https://blogs.cisco.com/security/shadow-brokersExploit, Press/Media Coverage, Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160817-asa-cliVendor Advisory
https://tools.cisco.com/security/center/viewErp.x?alertId=ERP-56516Vendor Advisory
https://www.securityfocus.com/bid/92520Broken Link, Third Party Advisory, VDB Entry
https://www.securitytracker.com/id/1036636Broken Link, Third Party Advisory, VDB Entry
https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/sploits/40271.zipBroken Link, Exploit
https://www.exploit-db.com/exploits/40271/Third Party Advisory, VDB Entry
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-6367US Government Resource

Timeline

Published: Aug 18, 2016
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2016-6367?

How severe is CVE-2016-6367?

CVE-2016-6367 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 22.58% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2016-6367?

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.

How Strix Helps

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Source: NVD / NIST