Debian update for openjdk-11



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-2161
CWE-ID CWE-94
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Debian Linux
Operating systems & Components / Operating system

openjdk-11 (Debian package)
Operating systems & Components / Operating system package or component

Vendor Debian

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Code Injection

EUVDB-ID: #VU52448

Risk: Medium

CVSSv4.0: 6.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-2161

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

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

The vulnerability exists due to improper input validation in the java.lang.ProcessBuilder API on the Windows platform. A remote attacker can manipulate the Process command line and execute arbitrary code on the target system.


Mitigation

Update openjdk-11 package to version 11.0.11+9-1~deb10u1.

Vulnerable software versions

Debian Linux: All versions

openjdk-11 (Debian package): before 11.0.11+9-1~deb10u1

CPE2.3 External links

https://www.debian.org/security/2021/dsa-4899


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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