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Ubuntu 21.04 USN-5055-1 Critical: Grilo MITM Attack Risk

ubuntu
Calendar Grey August 30, 2021
Dist Ubuntu Esm H88
A significant vulnerability has been identified in Ubuntu's grilo affecting various editions. It's crucial to update promptly to protect against possible MITM exploits.
grilo could be made to allow MITM attacks.

Summary

grilo could be made to allow MITM attacks.

Software Description:

- grilo: Framework for discovering and browsing media - GObject introspect

Details:

Michael Catanzaro discovered that grilo incorrectly handled certain TLS

certificate verification. An attacker could possibly use this issue to

MITM attacks.

Topics%20covered

Topics Covered

security advisory critical ubuntu MITM attack grilo

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 21.04:
  libgrilo-0.3-0                  0.3.13-1ubuntu0.1

Ubuntu 20.04 LTS:
  libgrilo-0.3-0                  0.3.12-1ubuntu0.1

Ubuntu 18.04 LTS:
  libgrilo-0.3-0                  0.3.4-1ubuntu0.1

Ubuntu 16.04 ESM:
  libgrilo-0.2-1                  0.2.15-1ubuntu0.1~esm1

In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-5055-1

CVE-2021-39365

Severity
critical
Lowest
Low
Medium
High
Critical

August 30, 2021

Topics%20covered

Topics Covered

security advisory critical ubuntu MITM attack grilo

Package Information

https://launchpad.net/ubuntu/+source/grilo/0.3.13-1ubuntu0.1
https://launchpad.net/ubuntu/+source/grilo/0.3.12-1ubuntu0.1
https://launchpad.net/ubuntu/+source/grilo/0.3.4-1ubuntu0.1

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