QID 198771

Date Published: 2022-05-05

QID 198771: Ubuntu Security Notification for Open Secure Sockets Layer (OpenSSL) Vulnerabilities (USN-5402-1)

Openssl incorrectly handled the c_rehashscript.
Openssl incorrectly verified certain responsesigning certificates.
Openssl used the incorrect mac key in therc4-md5 ciphersuite.
Openssl incorrectly handled resources whendecoding certificates and keys.

A local attacker could possibly use this issue to execute arbitrarycommands when c_rehash is run.
A remote attacker could possibly use this issue tospoof certain response signing certificates.
In non-default configurations were rc4-md5 is enabled,a remote attacker could possibly use this issue to modify encryptedcommunications.
A remote attacker could possibly use thisissue to cause openssl to consume resources, leading to a denial ofservice.

CVSS V3 rated as Critical - 9.8 severity.

CVSS V2 rated as Critical - 10 severity.

Solution

Refer to Ubuntu security advisory USN-5402-1 for updates and patch information.

Vendor References

USN-5402-1 - ubuntu.com/security/notices/USN-5402-1

CVEs related to QID 198771

CVE-2022-1473 | CVE-2022-1343 | CVE-2022-1434 | CVE-2022-1292 |

Software Advisories

Advisory ID	Software	Component	Link
USN-5402-1	Ubuntu Linux		ubuntu.com/security/notices/USN-5402-1

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