openEuler update for log4j
| Risk | Critical |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-44228 |
| CWE-ID | CWE-94 |
| Exploitation vector | Network |
| Public exploit | Vulnerability #1 is being exploited in the wild. |
| Vulnerable software |
openEuler Operating systems & Components / Operating system log4j-web Operating systems & Components / Operating system package or component log4j-taglib Operating systems & Components / Operating system package or component log4j-slf4j Operating systems & Components / Operating system package or component log4j-nosql Operating systems & Components / Operating system package or component log4j-jmx-gui Operating systems & Components / Operating system package or component log4j-jcl Operating systems & Components / Operating system package or component log4j-help Operating systems & Components / Operating system package or component log4j-bom Operating systems & Components / Operating system package or component log4j Operating systems & Components / Operating system package or component |
| Vendor | openEuler |
Security Bulletin
This security bulletin contains one critical risk vulnerability.
1) Code Injection
EUVDB-ID: #VU58816
Risk: Critical
CVSSv4.0: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red]
CVE-ID: CVE-2021-44228
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 when processing LDAP requests. A remote attacker can send a specially crafted request to the application and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Note, we are aware of attackers exploiting the vulnerability in the wild.
Install updates from vendor's repository.
Vulnerable software versionsopenEuler: 20.03 LTS SP1 - 20.03 LTS SP2
log4j-web: before 2.13.2-2
log4j-taglib: before 2.13.2-2
log4j-slf4j: before 2.13.2-2
log4j-nosql: before 2.13.2-2
log4j-jmx-gui: before 2.13.2-2
log4j-jcl: before 2.13.2-2
log4j-help: before 2.13.2-2
log4j-bom: before 2.13.2-2
log4j: before 2.13.2-2
CPE2.3- cpe:2.3:o:openeuler:openeuler:20.03:LTS SP1:*:*:*:*:*:*
- cpe:2.3:o:openeuler:openeuler:20.03:LTS SP2:*:*:*:*:*:*
- cpe:2.3:o:openeuler:log4j-web:*:*:*:*:*:openeuler:*:*
- cpe:2.3:o:openeuler:log4j-taglib:*:*:*:*:*:openeuler:*:*
- cpe:2.3:o:openeuler:log4j-slf4j:*:*:*:*:*:openeuler:*:*
- cpe:2.3:o:openeuler:log4j-nosql:*:*:*:*:*:openeuler:*:*
- cpe:2.3:o:openeuler:log4j-jmx-gui:*:*:*:*:*:openeuler:*:*
- cpe:2.3:o:openeuler:log4j-jcl:*:*:*:*:*:openeuler:*:*
- cpe:2.3:o:openeuler:log4j-help:*:*:*:*:*:openeuler:*:*
- cpe:2.3:o:openeuler:log4j-bom:*:*:*:*:*:openeuler:*:*
- cpe:2.3:o:openeuler:log4j:*:*:*:*:*:openeuler:*:*
https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2021-1462
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?
Yes. This vulnerability is being exploited in the wild.
