Information disclosure in Red Hat Ansible
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-3620 |
| CWE-ID | CWE-209 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Ansible Server applications / Remote management servers, RDP, SSH |
| Vendor | Red Hat Inc. |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Information Exposure Through an Error Message
EUVDB-ID: #VU57422
Risk: Low
CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-3620
CWE-ID:
CWE-209 - Information Exposure Through an Error Message
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists in the Ansible Engine's ansible-connection module. The Ansible user credentials is disclosed by default in the traceback error message. A remote attacker with ability to intercept traffic can obtain user's credentials.
Install updates from vendor's website.
Vulnerable software versionsAnsible: 2.9.0 - 2.9.26
External linkshttp://access.redhat.com/errata/RHSA-2021:3871
http://bugzilla.redhat.com/show_bug.cgi?id=1975767
http://github.com/ansible/ansible/blob/v2.9.27/changelogs/CHANGELOG-v2.9.rst
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
