What is CVE-2016-6367?

CVE-2016-6367 is a high-severity vulnerability in Cisco Adaptive Security Appliance Software, classified under Command Injection. CVSS score: 7.8/10. Published 2016-08-18.

How severe is CVE-2016-6367?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2016-6367 known to be exploited?

Yes. CVE-2016-6367 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-05-24), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.

RCE in Cisco Adaptive Security Appliance Software

CVE-2016-6367

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.

Vulnerability class: Command Injection (OS Command Injection)

Published 2016-08-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.226 (97.7th percentile), scored 2026-10-18.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.226 · newest: 0.226 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-77 — Command Injection

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2022-05-24. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-06-14.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160817… (vendor-advisory, Vendor Advisory)
www.exploit-db.com/exploits/40271/ (VDB Entry, Third Party Advisory, exploit)
blogs.cisco.com/security/shadow-brokers (Exploit, Vendor Advisory, Press/Media Coverage)
www.securitytracker.com/id/1036636 (VDB Entry, Third Party Advisory, vdb-entry, Broken Link)
tools.cisco.com/security/center/viewErp.x (Vendor Advisory)
www.securityfocus.com/bid/92520 (VDB Entry, Third Party Advisory, vdb-entry, Broken Link)
github.com/offensive-security/exploit-database-bin-sploits/raw/master/sploits/4… (Exploit, Broken Link)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)

Frequently asked questions

What is CVE-2016-6367?: CVE-2016-6367 is a high-severity vulnerability in Cisco Adaptive Security Appliance Software, classified under Command Injection. CVSS score: 7.8/10. Published 2016-08-18.
How severe is CVE-2016-6367?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2016-6367 known to be exploited?: Yes. CVE-2016-6367 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-05-24), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.