SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-32596

A use of one-way hash with a predictable salt vulnerability in the password storing mechanism of FortiPortal 6.0.0 through 6.04 may allow an attacker already in possession of the password store to decrypt the passwords by means of precomputed tables.

HIGH 7.5EPSS 0.43%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.43%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A use of one-way hash with a predictable salt vulnerability in the password storing mechanism of FortiPortal 6.0.0 through 6.04 may allow an attacker already in possession of the password store to decrypt the passwords by means of precomputed tables.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
0.43% probability · 37th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-916
Affected
fortinet/fortiportal
Source
psirt@fortinet.com
EPSS trend
0%3%5%27 October 2026: 0.43%27 October 202627 October 2026

EPSS 0.4% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.