CVE-2015-4550 Security feature bypass in n/a
Man-in-the-middle attackers can spoof IPSec and IKEv2 traffic on Cisco ASA devices by bypassing cryptographic integrity checks.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2015-4550?
CVE-2015-4550 is a medium-severity vulnerability in Cisco Adaptive Security Appliance Software, published on 17 Jun 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The Cavium cryptographic-module firmware on Cisco Adaptive Security Appliance (ASA) devices with software 9.3(3) and 9.4(1.1) does not verify the AES-GCM Integrity Check Value (ICV) octets, which makes it easier for man-in-the-middle attackers to spoof IPSec and IKEv2 traffic by modifying packet data, aka Bug ID CSCuu66218.
Weakness: CWE-310
Which versions are affected by CVE-2015-4550?
It affects 1 product.
Products include Cisco Adaptive Security Appliance Software.
How do I fix CVE-2015-4550?
No fix has been published for CVE-2015-4550 yet. Limit exposure of the affected software until one is available.
Is CVE-2015-4550 being exploited?
There is no known exploitation of CVE-2015-4550 in the wild and no public exploit code.
Other vulnerabilities in Cisco Adaptive Security Appliance Software
- CVE-2025-20333 Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) Buffer Overflow
- CVE-2016-6366 Cisco Adaptive Security Appliance (ASA) SNMP Buffer Overflow
- CVE-2026-20349 Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) Heap Inspection
- CVE-2024-20353 Cisco ASA and FTD Denial of Service
- CVE-2016-6367 Cisco Adaptive Security Appliance (ASA) CLI Remote Code Execution
All Cisco Adaptive Security Appliance Software vulnerabilities
Sources
Also known as GHSA-w7cf-c9rf-hghr.