Two vulnerabilities in Red Hat OpenStack
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 2 |
| CVE-ID | CVE-2017-2621 CVE-2017-2637 |
| CWE-ID | CWE-200 CWE-287 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Red Hat OpenStack Server applications / Other server solutions |
| Vendor | Red Hat Inc. |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
1) Information disclosure
EUVDB-ID: #VU6609
Risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2017-2621
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows a local attacker to obtain potentially sensitive information on the target system.
The weakness exists due to improper security restrictions on the /var/log/heat directory. A local attacker can navigate to the /var/log/heat directory and gain access to important data such as log files.
Successful exploitation of the vulnerability results in information disclosure on the target system.
Install update from vendor's website.
Red Hat OpenStack: 10.0
CPE2.3 External linkshttp://access.redhat.com/security/cve/CVE-2017-2621
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.
2) Authentication bypass
EUVDB-ID: #VU6610
Risk: Low
CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]
CVE-ID: CVE-2017-2637
CWE-ID:
CWE-287 - Improper Authentication
Exploit availability: No
DescriptionThe vulnerability allows a remote unauthenticated attacker to bypass authentication on a targeted system.
The weakness exists due to the improper authentication and encryption standards that are set by default when the libvirtd component is deployed by the affected software. A remote attacker create a TCP connection to a compute host IP address, gain unauthorized access to the system that may allow to gain control of the host.
Successful exploitation of the vulnerability results in unauthorized access to the system.
Install update from vendor's website.
Red Hat OpenStack: 10.0
CPE2.3 External linkshttp://access.redhat.com/security/cve/CVE-2017-2637
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.
