Security Bulletin
This security bulletin contains one high risk vulnerability.
EUVDB-ID: #VU56385
Risk: High
CVSSv3.1: 8.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]
CVE-ID: CVE-2021-3781
CWE-ID:
CWE-94 - Improper Control of Generation of Code ('Code Injection')
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation. A remote attacker can create a specially crafted SVG file, upload it to the affected system and execute arbitrary code.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationUpdate the affected package ghostscript to the latest version.
Vulnerable software versionsSUSE OpenStack Cloud Crowbar: 8 - 9
SUSE Linux Enterprise Software Development Kit: 12-SP5
SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4
HPE Helion Openstack: 8
SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5
SUSE OpenStack Cloud: 8 - 9
libspectre1-debuginfo: before 0.2.7-12.12.1
libspectre1: before 0.2.7-12.12.1
libspectre-devel: before 0.2.7-12.12.1
libspectre-debugsource: before 0.2.7-12.12.1
ghostscript-x11-debuginfo: before 9.52-23.42.1
ghostscript-x11: before 9.52-23.42.1
ghostscript-devel: before 9.52-23.42.1
ghostscript-debugsource: before 9.52-23.42.1
ghostscript-debuginfo: before 9.52-23.42.1
ghostscript: before 9.52-23.42.1
External linkshttp://www.suse.com/support/update/announcement/2021/suse-su-20213180-1/
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. However, proof of concept for this vulnerability is available.