Ubuntu update for barbican



Published: 2022-04-25
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2022-23451
CVE-2022-23452
CWE-ID CWE-285
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Ubuntu
Operating systems & Components / Operating system

python-barbican (Ubuntu package)
Operating systems & Components / Operating system package or component

python3-barbican (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor Canonical Ltd.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper Authorization

EUVDB-ID: #VU62575

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-23451

CWE-ID: CWE-285 - Improper Authorization

Exploit availability: No

Description

The vulnerability allows a remote user to perform unauthorized actions within the application.

The vulnerability exists due to improper authorization checks. The default policy rules for the secret metadata API allowed any authenticated user to add, modify, or delete metadata from any secret regardless of ownership. This flaw allows an attacker on the network to modify or delete protected data, causing a denial of service by consuming protected resources.

Mitigation

Update the affected package barbican to the latest version.

Vulnerable software versions

Ubuntu: 21.10, 20.04, 18.04

python-barbican (Ubuntu package): before 1:6.0.1-0ubuntu1.1

python3-barbican (Ubuntu package): before 1:10.1.0-0ubuntu2.1


CPE2.3 External links

http://ubuntu.com/security/notices/USN-5387-1

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

2) Improper Authorization

EUVDB-ID: #VU62576

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-23452

CWE-ID: CWE-285 - Improper Authorization

Exploit availability: No

Description

The vulnerability allows a remote user to perform unauthorized actions within the application.

The vulnerability exists due to missing authorization checks. A remote user with admin role can add secrets to a different project container. This flaw allows an attacker on the network to consume protected resources and cause a denial of service.

Mitigation

Update the affected package barbican to the latest version.

Vulnerable software versions

Ubuntu: 21.10, 20.04, 18.04

python-barbican (Ubuntu package): before 1:6.0.1-0ubuntu1.1

python3-barbican (Ubuntu package): before 1:10.1.0-0ubuntu2.1


CPE2.3 External links

http://ubuntu.com/security/notices/USN-5387-1

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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