SUSE update for rubygem-rack



Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2022-44570
CVE-2022-44571
CWE-ID CWE-400
Exploitation vector Network
Public exploit N/A
Vulnerable software
SUSE Linux Enterprise Server 12
Operating systems & Components / Operating system

SUSE Linux Enterprise High Performance Computing 12
Operating systems & Components / Operating system

SUSE OpenStack Cloud Crowbar
Operating systems & Components / Operating system

ruby2.1-rubygem-rack
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Resource exhaustion

EUVDB-ID: #VU71974

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-44570

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

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

The vulnerability exists due to application does not properly control consumption of internal resources within the get_byte_ranges() function in lib/rack/utils.rb when parsing the Range header. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Update the affected package rubygem-rack to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server 12: SP3 - SP4

SUSE Linux Enterprise High Performance Computing 12: SP3

SUSE OpenStack Cloud Crowbar: 8 - 9

ruby2.1-rubygem-rack: before 1.6.13-3.16.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2023/suse-su-20230649-1/


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.

2) Resource exhaustion

EUVDB-ID: #VU71977

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-44571

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

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

The vulnerability exists due to application does not properly control consumption of internal resources when parsing Content-Disposition header in lib/rack/multipart/parser.rb. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Update the affected package rubygem-rack to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server 12: SP3 - SP4

SUSE Linux Enterprise High Performance Computing 12: SP3

SUSE OpenStack Cloud Crowbar: 8 - 9

ruby2.1-rubygem-rack: before 1.6.13-3.16.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2023/suse-su-20230649-1/


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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