Detections
Analytics
Cisco Adaptive Security Appliance Software IKEv1 DoS (cisco-sa-asa-dos-BqYFRJt9)
high Nessus Plugin ID 136588
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Synopsis
The remote device is missing a vendor-supplied security patchDescription
A vulnerability exists in the Internet Key Exchange version 1 (IKEv1) feature of Cisco Adaptive Security Appliance (ASA) Software due to improper management of system memory. An unauthenticated, remote attacker can exploit this, by sending malicious IKEv1 traffic to an affected device, in order to cause a denial of service (DoS) condition.Please see the included Cisco BIDs and Cisco Security Advisory for more information.
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.
Solution
Upgrade to the relevant fixed version referenced in the Cisco Security AdvisorySee Also
Plugin Details
Severity: High
ID: 136588
File Name: cisco-sa-asa-dos-BqYFRJt9-asa.nasl
Version: 1.9
Type: local
Family: CISCO
Published: 5/14/2020
Updated: 3/31/2023
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Low
Score: 3.6
CVSS v2
Risk Factor: High
Base Score: 7.8
Temporal Score: 5.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C
CVSS Score Source: CVE-2020-3303
CVSS v3
Risk Factor: High
Base Score: 7.5
Temporal Score: 6.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:/a:cisco:adaptive_security_appliance_software
Required KB Items: Host/Cisco/ASA
Exploit Ease: No known exploits are available
Patch Publication Date: 5/6/2020
Vulnerability Publication Date: 5/6/2020
Reference Information
CVE: CVE-2020-3303