Privilege escalation in Wildfly
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-3717 |
| CWE-ID | CWE-552 |
| Exploitation vector | Local |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Wildfly Core Server applications / Application servers |
| Vendor | Red Hat Inc. |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Files or Directories Accessible to External Parties
EUVDB-ID: #VU58178
Risk: Low
CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-3717
CWE-ID:
CWE-552 - Files or Directories Accessible to External Parties
Exploit availability: No
DescriptionThe vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to an incorrect JBOSS_LOCAL_USER challenge location. A local unprivileged user can access any user account on the affected system.
Install update from vendor's website.
Vulnerable software versionsWildfly Core: 10.0.0 - 16.0.1
External linkshttp://bugzilla.redhat.com/show_bug.cgi?id=1991305
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
