Vulnerability identifier: #VU11649
Vulnerability risk: Low
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-835
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Ruby
Universal components / Libraries /
Scripting languages
Vendor: Ruby
Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness exists in ruby gem package tar header due to infinite loop. A remote attacker can cause the service to crash.
Mitigation
Update to version 2.7.6.
Vulnerable software versions
Ruby: 2.2.0 - 2.5.0
External links
http://blog.rubygems.org/2018/02/15/2.7.6-released.html
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.