Vulnerability identifier: #VU61494
Vulnerability risk: Low
CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-388
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
libnbd
Universal components / Libraries /
Libraries used by multiple products
Vendor: libguestfs
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to error handling mechanism within the nbdcopy tool when performing multi-threaded copies using asynchronous nbd calls. This could result in the silent creation of a corrupted destination image.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
libnbd: 1.0.0 - 1.11.7
CPE
External links
http://bugzilla.redhat.com/show_bug.cgi?id=2050324
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.