CVE-2021-40125

CWE-416 — Use After FreeCWE-400 — Uncontrolled Resource Consumption4 documents4 sources
Severity
6.5MEDIUM
EPSS
0.3%
top 43.92%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
11
Cisco Adaptive Security Appliance SoftwareCisco Firepower Threat DefenseCisco Cisco Adaptive Security Appliance (asa) Software+8 more
Timeline
PublishedOct 27
Latest updateMay 24

Description

A vulnerability in the Internet Key Exchange Version 2 (IKEv2) implementation of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote attacker to trigger a denial of service (DoS) condition on an affected device. This vulnerability is due to improper control of a resource. An attacker with the ability to spoof a trusted IKEv2 site-to-site VPN peer and in possession of valid IKEv2 credentials for that peer could ex…

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.6 | Impact: 3.6

Affected Packages11 packages

▶NVDcisco/firepower_threat_defense6.6.0 — 6.6.5+3
▶NVDcisco/asa_5505_firmware009.016\(001.025\)
▶NVDcisco/asa_5580_firmware009.016\(001.025\)

🔴Vulnerability Details

2
GHSA
GHSA-cg2g-27wj-x8x6: A vulnerability in the Internet Key Exchange Version 2 (IKEv2) implementation of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower↗2022-05-24
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CVEList
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software IKEv2 Site-to-Site VPN Denial of Service Vulnerability↗2021-10-27
▶

📋Vendor Advisories

1
Cisco
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software IKEv2 Site-to-Site VPN Denial of Service Vulnerability↗2021-10-27
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CVE-2021-40125 (MEDIUM CVSS 6.5) | A vulnerability in the Internet Key | cvebase.io