Red Hat Enterprise Linux 9.2 Extended Update Support update for fence-agents
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 2 |
| CVE-ID | CVE-2023-37920 CVE-2023-43804 |
| CWE-ID | CWE-345 CWE-200 |
| Exploitation vector | Network |
| Public exploit | Public exploit code for vulnerability #2 is available. |
| Vulnerable software Subscribe |
fence-agents (Red Hat package) Operating systems & Components / Operating system package or component |
| Vendor | Red Hat Inc. |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
1) Insufficient verification of data authenticity
EUVDB-ID: #VU79296
Risk: Medium
CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-37920
CWE-ID:
CWE-345 - Insufficient Verification of Data Authenticity
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform MitM attack.
The vulnerability exist due to software recognizes "e-Tugra" root certificates, which were subject to an investigation prompted by reporting of security issues in their systems. An attacker with ability to generate certificates signed with the compromised "e-Tugra" root certificate can perform MitM attack.
Install updates from vendor's website.
fence-agents (Red Hat package): before 4.10.0-43.el9_2.2
CPE2.3http://access.redhat.com/errata/RHSA-2023:7378
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.
2) Information disclosure
EUVDB-ID: #VU81322
Risk: Low
CVSSv3.1: 3.4 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C]
CVE-ID: CVE-2023-43804
CWE-ID:
CWE-200 - Information exposure
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to urllib does not strip the "Cookie" HTTP header during cross-origin HTTP redirects. A remote attacker can gain unauthorized access to sensitive information.
MitigationInstall updates from vendor's website.
fence-agents (Red Hat package): before 4.10.0-43.el9_2.2
CPE2.3http://access.redhat.com/errata/RHSA-2023:7378
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.
