Red Hat update for collectd
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2017-16820 |
| CWE-ID | CWE-415 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Red Hat Virtualization Manager Client/Desktop applications / Virtualization software Red Hat Virtualization Server applications / Virtualization software |
| Vendor | Red Hat Inc. |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Denial of service
EUVDB-ID: #VU10565
Risk: Low
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2017-16820
CWE-ID:
CWE-415 - Double Free
Exploit availability: No
DescriptionThe vulnerability allows a remote unauthenticated attacker to cause DoS condition on the target system.
The weakness exists due to the csnmp_read_table function in the snmp.c code in the SNMP plug-in of the collectd daemon. A remote attacker can send specially crafted input to the target system, trigger a double-free memory condition and cause the collected daemon to crash.
Install update from vendor's website.
Vulnerable software versionsRed Hat Virtualization Manager: 4.1
Red Hat Virtualization: 4 - 4.1
External linkshttp://access.redhat.com/errata/RHSA-2018:0560
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 trick the victim to open a a specially crafted file.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
