How severe is CVE-2021-42949?

CVE-2021-42949 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-42949 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-42949?

CVE-2021-42949 affects Digitaldruid Hoteldruid. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-42949?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-42949 published?

CVE-2021-42949 was published on 2022-09-16 and last updated on 2026-06-17.

CVE-2021-42949

CVE-2021-42949 is a critical-severity vulnerability in Digitaldruid Hoteldruid with a CVSS 3.x base score of 9.8. 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-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 6% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Digitaldruid Hoteldruid
Published: 2022-09-16
Last modified: 2026-06-17

Description

The component controlla_login function in HotelDruid Hotel Management Software v3.0.3 generates a predictable session token, allowing attackers to bypass authentication via bruteforce attacks.

Frequently asked questions

What is CVE-2021-42949?: The component controlla_login function in HotelDruid Hotel Management Software v3.0.3 generates a predictable session token, allowing attackers to bypass authentication via bruteforce attacks.
How severe is CVE-2021-42949?: CVE-2021-42949 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-42949 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-42949?: CVE-2021-42949 affects Digitaldruid Hoteldruid. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-42949?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-42949 published?: CVE-2021-42949 was published on 2022-09-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:digitaldruid:hoteldruid:3.0.3:*:*:*:*:*:*:*

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Other CWE-287 (Improper Authentication) vulnerabilities

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