What’s Vulnerable › Vulnerabilities

CVE-2015-4458

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2015-07-18 · updated 2026-06-17
• Weakness: CWE-310

Description

The TLS implementation in the Cavium cryptographic-module firmware, as distributed with Cisco Adaptive Security Appliance (ASA) Software 9.1(5.21) and other products, does not verify the MAC field, which allows man-in-the-middle attackers to spoof TLS content by modifying packets, aka Bug ID CSCuu52976.

Affected products

• Cisco ASA Software: 9.1.5.21

References

• http://tools.cisco.com/security/center/viewAlert.x?alertId=39919
• http://www.securitytracker.com/id/1032927
• http://tools.cisco.com/security/center/viewAlert.x?alertId=39919
• http://www.securitytracker.com/id/1032927

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