Risk | High |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-3781 |
CWE-ID | CWE-94 |
Exploitation vector | Network |
Public exploit | Public exploit code for vulnerability #1 is available. |
Vulnerable software Subscribe |
openEuler Operating systems & Components / Operating system ghostscript-help Operating systems & Components / Operating system package or component ghostscript-tools-dvipdf Operating systems & Components / Operating system package or component ghostscript-devel Operating systems & Components / Operating system package or component ghostscript-debugsource Operating systems & Components / Operating system package or component ghostscript-debuginfo Operating systems & Components / Operating system package or component ghostscript Operating systems & Components / Operating system package or component |
Vendor | openEuler |
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.
MitigationInstall updates from vendor's repository.
Vulnerable software versionsopenEuler: 20.03 LTS SP1 - 20.03 LTS SP3
ghostscript-help: before 9.52-6
ghostscript-tools-dvipdf: before 9.52-6
ghostscript-devel: before 9.52-6
ghostscript-debugsource: before 9.52-6
ghostscript-debuginfo: before 9.52-6
ghostscript: before 9.52-6
External linkshttp://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-1560
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.