SUSE update for rubygem-kramdown

1) Improper Neutralization of Special Elements in Output Used by a Downstream Component

EUVDB-ID: #VU31897

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-14001

CWE-ID: CWE-74 - Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to improper validation of input. A remote attacker can gain read access (such as template="/etc/passwd") or embedded Ruby code execution (such as a string that begins with template="string://<%= `).

Mitigation

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

Vulnerable software versions

SUSE Linux Enterprise Storage: 6 - 7.1

SUSE Manager Retail Branch Server: 4.0 - 4.3

SUSE Linux Enterprise High Availability: 15-SP1 - 15-SP4

SUSE Manager Proxy: 4.0 - 4.3

SUSE Manager Server: 4.0 - 4.3

SUSE Linux Enterprise Server for SAP Applications: 15 - 15-SP4

SUSE Linux Enterprise High Performance Computing: 15 - 15-SP4

SUSE Linux Enterprise Server: 15-SP1 - 15-SP4

openSUSE Leap: 15.3 - 15.4

ruby2.5-rubygem-kramdown-testsuite: before 1.15.0-150000.3.3.1

ruby2.5-rubygem-kramdown-doc: before 1.15.0-150000.3.3.1

ruby2.5-rubygem-kramdown: before 1.15.0-150000.3.3.1

External links

http://www.suse.com/support/update/announcement/2022/suse-su-20223259-1/

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.