Detections
Analytics
F5 Networks BIG-IP : BIG-IP APM ACL bypass vulnerability (K75540265)
medium Nessus Plugin ID 150460
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Synopsis
The remote device is missing a vendor-supplied security patch.Description
The version of F5 Networks BIG-IP installed on the remote host is prior to 13.1.4 / 14.1.4.1 / 15.1.3 / 16.0.1.2 / 16.1.0. It is, therefore, affected by a vulnerability as referenced in the K75540265 advisory.- On BIG-IP APM versions 15.1.x before 15.1.3, 14.1.x before 14.1.4.1, 13.1.x before 13.1.4, and all versions of 16.0.x, 12.1.x, and 11.6.x, an attacker may be able to bypass APM's internal restrictions and retrieve static content that is hosted within APM by sending specifically crafted requests to an APM Virtual Server. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated. (CVE-2021-23016)
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 one of the non-vulnerable versions listed in the F5 Solution K75540265.See Also
Plugin Details
Severity: Medium
ID: 150460
File Name: f5_bigip_SOL75540265.nasl
Version: 1.8
Type: local
Published: 6/10/2021
Updated: 11/3/2023
Configuration: Enable paranoid mode
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Low
Score: 1.4
CVSS v2
Risk Factor: Medium
Base Score: 5
Temporal Score: 3.7
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N
CVSS Score Source: CVE-2021-23016
CVSS v3
Risk Factor: Medium
Base Score: 5.3
Temporal Score: 4.6
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:/a:f5:big-ip_access_policy_manager, cpe:/h:f5:big-ip
Required KB Items: Host/local_checks_enabled, Settings/ParanoidReport, Host/BIG-IP/hotfix, Host/BIG-IP/modules, Host/BIG-IP/version
Exploit Ease: No known exploits are available
Patch Publication Date: 4/28/2021
Vulnerability Publication Date: 3/31/2021
Reference Information
CVE: CVE-2021-23016
IAVA: 2021-A-0155-S