CVE-2024-39302
CVE-2024-39302 is a low-severity vulnerability with a CVSS 3.x base score of 3.7. 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-269.
Key facts
- Severity: Low (CVSS 3.x base score 3.7)
- EPSS exploit prediction: 0% (36th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-37889
- Weakness: CWE-269
- Published:
- Last modified:
Description
BigBlueButton is an open-source virtual classroom designed to help teachers teach and learners learn. An attacker may be able to exploit the overly elevated file permissions in the `/usr/local/bigbluebutton/core/vendor/bundle/ruby/2.7.0/gems/resque-2.6.0` directory with the goal of privilege escalation, potentially exposing sensitive information on the server. This issue has been patched in version(s) 2.6.18, 2.7.8 and 3.0.0-alpha.7.
Frequently asked questions
- What is CVE-2024-39302?
- BigBlueButton is an open-source virtual classroom designed to help teachers teach and learners learn. An attacker may be able to exploit the overly elevated file permissions in the `/usr/local/bigbluebutton/core/vendor/bundle/ruby/2.7.0/gems/resque-2.6.0` directory with the goal of privilege escalation, potentially exposing sensitive information on the server. This issue has been patched in version(s) 2.6.18, 2.7.8 and 3.0.0-alpha.7.
- How severe is CVE-2024-39302?
- CVE-2024-39302 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
- Is CVE-2024-39302 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2024-39302?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2024-39302 have an EU (EUVD) identifier?
- Yes. CVE-2024-39302 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-37889.
- When was CVE-2024-39302 published?
- CVE-2024-39302 was published on 2024-06-28 and last updated on 2026-06-17.
References
- https://github.com/bigbluebutton/bigbluebutton/commit/04e916798b6b1f53f88513df3168f009b57b8f18
- https://github.com/bigbluebutton/bigbluebutton/commit/b9a46197ed924783f06a24381e923b3329b9c91a
- https://github.com/bigbluebutton/bigbluebutton/commit/f4502e4927609374f5356f824f5dac0101f9976a
- https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-5966-9hw8-q96q
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