Detections
Analytics
SCA: security update for phpservermon/phpservermon (GHSA-97w9-gcc7-vr8g)
medium Tenable Cloud Security Plugin ID 421760
Description
There are packages installed that are affected by a vulnerability referenced in the following CVE:- A vulnerability, which was classified as problematic, was found in phpservermon. This affects the function
generatePasswordResetToken of the file src/psm/Service/User.php. The manipulation leads to use of
predictable algorithm in random number generator. The exploit has been disclosed to the public and may be
used. The name of the patch is 3daa804d5f56c55b3ae13bfac368bb84ec632193. It is recommended to apply a
patch to fix this issue. The identifier VDB-213717 was assigned to this vulnerability. (CVE-2021-4240)
See Also
Plugin Details
Severity: Medium
ID: 421760
Version: Revision 1.3
Type: Local
Family: SCA Checks
Published: 3/28/2025
Updated: 7/2/2026
Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security
Risk Information
VPR
Risk Factor: Low
Score: 1.2
Percentile: 0.01
Vendor
Vendor Severity: Medium
CVSS v2
Risk Factor: Medium
Base Score: 5
Temporal Score: 3.9
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N
CVSS Score Source: CVE-2021-4240
CVSS v3
Risk Factor: Medium
Base Score: 5.3
Temporal Score: 4.8
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:P/RL:O/RC:C
Vulnerability Information
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 11/16/2022
Vulnerability Publication Date: 11/15/2022
Reference Information
CVE: CVE-2021-4240