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CVE-2023-43798

BigBlueButton Blind SSRF When Uploading Presentation (mitigation bypass) PUBLISHED

Description (CNA)

BigBlueButton is an open-source virtual classroom. BigBlueButton prior to versions 2.6.12 and 2.7.0-rc.1 is vulnerable to Server-Side Request Forgery (SSRF). This issue is a bypass of CVE-2023-33176. A patch in versions 2.6.12 and 2.7.0-rc.1 disabled follow redirect at `httpclient.execute` since the software no longer has to follow it when using `finalUrl`. There are no known workarounds. We recommend upgrading to a patched version of BigBlueButton.

Affected (CNA)

Vendor / productVersions
bigbluebutton / bigbluebuttonaffected < 2.6.12; affected >= 2.7.0-alpha.1, < 2.7.0-rc.1

CWE

CWE-918

References

ADP enrichment

CVE

No English description supplied.

CISA-ADP

No English description supplied.

No references supplied.