SUSE OpenStack Cloud Crowbar update for rubygem-activerecord



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-22880
CWE-ID CWE-185
Exploitation vector Network
Public exploit N/A
Vulnerable software
 OpenStack Cloud Crowbar
Operating systems & Components / Operating system

Vendor SUSE

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Incorrect Regular Expression

EUVDB-ID: #VU50606

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-22880

CWE-ID: CWE-185 - Incorrect Regular Expression

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to incorrect regular expression for money processing format in the PostgreSQL adapter. A remote attacker can pass specially crafted input to the application and perform a regular expression denial of service (ReDOS) attack.

Mitigation

Install update from vendor's website.

  • SUSE OpenStack Cloud Crowbar 9 (x86_64):
    • ruby2.1-rubygem-activerecord-4_2-4.2.9-6.6.1
  • SUSE OpenStack Cloud Crowbar 8 (x86_64):
    • ruby2.1-rubygem-activerecord-4_2-4.2.9-6.6.1

Vulnerable software versions

OpenStack Cloud Crowbar: 8 - 9

CPE2.3 External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213267-1/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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