CVE-2021-45915

Description

In LuxSoft LuxCal Web Calendar before 5.2.0, an unauthenticated attacker can manipulate a cookie value. This allows the attacker's session to be authenticated as any registered LuxCal user, including the site administrator.

9.8

CVSS

Severity: Critical

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.67% Top 30%

Vendor Advisory luxsoft.eu

Affected: n/a n/a

References

Link	Tags
https://github.com/h1pmnh	not applicable
https://twitter.com/h1pmnh	third party advisory
https://www.luxsoft.eu/index.php?pge=dload	product vendor advisory release notes
https://h1pmnh.github.io/post/cve-luxcal-2021/	third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-45915?: CVE-2021-45915 has been scored as a critical severity vulnerability.
How to fix CVE-2021-45915?: To fix CVE-2021-45915, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-45915 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-45915 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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