CVE-2021-30480

Summary

Zoom Chat through 2021-04-09 on Windows and macOS allows certain remote authenticated attackers to execute arbitrary code without user interaction. An attacker must be within the same organization, or an external party who has been accepted as a contact. NOTE: this is specific to the Zoom Chat software, which is different from the chat feature of the Zoom Meetings and Zoom Video Webinars software.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• https://blog.malwarebytes.com/exploits-and-vulnerabilities/2021/04/zoom-zero-day-discovery-makes-calls-safer-hackers-200000-richer/
• https://twitter.com/thezdi/status/1379855435730149378
• https://twitter.com/thezdi/status/1379859851061395459
• https://zoom.us/feature/messaging
• https://www.securityweek.com/200000-awarded-zero-click-zoom-exploit-pwn2own
• https://www.zdnet.com/article/critical-zoom-vulnerability-triggers-remote-code-execution-without-user-input/
• https://www.zerodayinitiative.com/advisories/ZDI-21-971/
• https://explore.zoom.us/en/trust/security/security-bulletin/
• https://sector7.computest.nl/post/2021-08-zoom/

References

• https://blog.malwarebytes.com/exploits-and-vulnerabilities/2021/04/zoom-zero-day-discovery-makes-calls-safer-hackers-200000-richer/
• https://twitter.com/thezdi/status/1379855435730149378
• https://twitter.com/thezdi/status/1379859851061395459
• https://zoom.us/feature/messaging
• https://www.securityweek.com/200000-awarded-zero-click-zoom-exploit-pwn2own
• https://www.zdnet.com/article/critical-zoom-vulnerability-triggers-remote-code-execution-without-user-input/
• https://www.zerodayinitiative.com/advisories/ZDI-21-971/
• https://explore.zoom.us/en/trust/security/security-bulletin/
• https://sector7.computest.nl/post/2021-08-zoom/

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