CVEvulnerability
CVE-2020-25820
6.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2020-10-21
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 4.0 MEDIUM — AV:N/AC:L/Au:S/C:P/I:N/A:N
- Weaknesses
- CWE-918
Description
BigBlueButton before 2.2.7 allows remote authenticated users to read local files and conduct SSRF attacks via an uploaded Office document that has a crafted URL in an ODF xlink field.
Affected configurations
• bigbluebutton bigbluebutton (< 2.2.27)
Related
Weakness · CWE (1)
- CWE-918 Server-Side Request Forgery weakness
References
- http://packetstormsecurity.com/files/159667/BigBlueButton-2.2.25-File-Disclosure-Server-Side-Request-Forgery.html Exploit, Third Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/commit/71fe1eac1e5bd73a2cd44bd79c001086b250e435 Patch, Third Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.26...v2.2.27 Release Notes, Third Party Advisory
- https://www.golem.de/news/big-blue-button-das-grosse-blaue-sicherheitsrisiko-2010-151610.html Exploit, Third Party Advisory
- https://www.redteam-pentesting.de/advisories/rt-sa-2020-005 Third Party Advisory
- http://packetstormsecurity.com/files/159667/BigBlueButton-2.2.25-File-Disclosure-Server-Side-Request-Forgery.html Exploit, Third Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/commit/71fe1eac1e5bd73a2cd44bd79c001086b250e435 Patch, Third Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.26...v2.2.27 Release Notes, Third Party Advisory
- https://www.golem.de/news/big-blue-button-das-grosse-blaue-sicherheitsrisiko-2010-151610.html Exploit, Third Party Advisory
- https://www.redteam-pentesting.de/advisories/rt-sa-2020-005 Third Party Advisory