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Fencer Vulns
medium 4.3

CVE-2020-6641 json

Two authorization bypass through user-controlled key vulnerabilities in the Fortinet FortiPresence 2.1.0 administration interface may allow…

published 2021-06-02 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-27788

cvss
4.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits
0
none known

Summary

Two authorization bypass through user-controlled key vulnerabilities in the Fortinet FortiPresence 2.1.0 administration interface may allow an attacker to gain access to some user data via portal manager or portal users parameters.

Patch / fix

  • fortinet fortipresence 20.1

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.59% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:P/I:N/A:N

Affected products

  • Fortinet Fortinet FortiPresence

Classification

Weakness
  • CWE-639 Authorization Bypass Through User-Controlled Key
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.