#VU11540 Buffer under-read in Ruby - CVE-2018-8778

Vulnerability identifier: #VU11540

Vulnerability risk: Low

CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2018-8778

CWE-ID: CWE-200

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
Ruby

Software vendor:
Ruby

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists in the String#unpack method due to buffer under-read. A remote attacker can gain access to potentially sensitive information.

Update to versions 2.2.10, 2.3.7, 2.4.4 or 2.5.1.

• https://www.ruby-lang.org/en/news/2018/03/28/buffer-under-read-unpack-cve-2018-8778/