How severe is CVE-2021-27758?

CVE-2021-27758 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2021-27758 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-27758?

CVE-2021-27758 affects Hcltech Bigfix Inventory. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-27758?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-27758 published?

CVE-2021-27758 was published on 2022-05-06 and last updated on 2026-06-17.

CVE-2021-27758

CVE-2021-27758 is a medium-severity vulnerability in Hcltech Bigfix Inventory with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-352.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.3
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Hcltech Bigfix Inventory
Published: 2022-05-06
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2021-27758?: 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.
How severe is CVE-2021-27758?: CVE-2021-27758 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2021-27758 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-27758?: CVE-2021-27758 affects Hcltech Bigfix Inventory. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-27758?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-27758 published?: CVE-2021-27758 was published on 2022-05-06 and last updated on 2026-06-17.

References

https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0098006

Affected products (1)

cpe:2.3:a:hcltech:bigfix_inventory:*:*:*:*:*:*:*:*

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