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

Quick assessment

Affected
calcom cal.com
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Cal.com是Cal.com开源的一个开源的日程安排软件。 Cal.com存在代码问题漏洞，该漏洞源于启用2FA后旧会话不会过期。

CVSS 6.5 · Medium EPSS 0.31% · P22

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts
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I. Basic Information for CVE-2023-37919

Vulnerability Information
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Vulnerability Title
Cal.com not expiring old sessions after enabling 2FA
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
不充分的会话过期机制
Source: CVE Program / CVE List V5
Vulnerability Title
Cal.com 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cal.com是Cal.com开源的一个开源的日程安排软件。 Cal.com存在代码问题漏洞，该漏洞源于启用2FA后旧会话不会过期。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
calcom cal.com <= 3.1.4 -

II. Public POCs for CVE-2023-37919

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III. Intelligence Information for CVE-2023-37919

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Vendor Advisories for CVE-2023-37919 (1)

IV. Related Vulnerabilities

Same product: cal.com
Same vendor: calcom
Same weakness: CWE-613

V. Comments for CVE-2023-37919

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