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Fencer Intel
medium 4.3

CVE-2021-27758 json

There is a security vulnerability in login form related to Cross-site Request Forgery which prevents user to login after attacker spam to l…

published 4y ago modified 4mo ago also EUVD-2021-14499

cvss
4.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 30%
public exploits
0
none known

Summary

There is a security vulnerability in login form related to Cross-site Request Forgery which prevents user to login after attacker spam to login and system blocked victim's account.

Patch / fix

  • hcltech bigfix_inventory 10.0.7.0

Is CVE-2021-27758 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Exploit prediction

0.36% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 4.3 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:F/RL:U/RC:C/CR:L/IR:L/AR:L/MAV:A/MAC:L/MPR:N/MUI:N/MS:U/MC:N/MI:N/MA:L
CNA 3.1 4.3 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Affected products

  • HCL Software HCL BigFix Inventory

Classification

Weakness
  • CWE-352 Cross-Site Request Forgery

References

Sources

Fencer Intel 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.