CVE-2023-28316 — A security vulnerability has been discovered in the implementation of 2FA on the

A security vulnerability has been discovered in the implementation of 2FA on the rocket.chat platform, where other active sessions are not invalidated upon activating 2FA. This could potentially allow an attacker to maintain access to a compromised account even after 2FA is enabl

01What is this vulnerability?

A security vulnerability has been discovered in the implementation of 2FA on the rocket.chat platform, where other active sessions are not invalidated upon activating 2FA. This could potentially allow an attacker to maintain access to a compromised account even after 2FA is enabled.

02Affected products

Vendor	Product	Versions
n	a / Rocket.Chat	Fixed in 6.0> and back-ported accordingly to our supported versions. Check https://docs.rocket.chat/resources/get-support/enterprise-support#rocket.chat-versions for more info

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-05-09T00:00:00.000Z
• Last modified: 2025-01-28T20:38:20.621Z

09References

• hackerone.com — https://hackerone.com/reports/992280