Vulnerability · Published Jul 25, 2023 · Assigned by GitHub_M

CVE-2023-37919Cal.com not expiring old sessions after enabling 2FA

Medium 6.5

In plain English

A medium-severity security flaw in cal.com from calcom. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 24% of all known vulnerabilities).

Severity (CVSS 3.1)6.5Medium

Exploit odds (30 days)0.3%top 75.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

Cal.com is open-source scheduling software. A vulnerability allows active sessions associated with an account to remain active even after enabling 2FA. When activating 2FA on a Cal.com account that is logged in on two or more devices, the account stays logged in on the other device(s) stays logged in without having to verify the account owner's identity. As of time of publication, no known patches or workarounds exist.

Affected products (as reported)

Vendor	Product	Versions
calcom	cal.com	<= 3.1.4

Weakness: CWE-613 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

References

https://github.com/calcom/cal.com/security/advisories/GHSA-cpf2-q635-xrwx x_refsource_CONFIRM