CVE-2016-2090 Information

Description

Off-by-one vulnerability in the fgetwln function in libbsd before 0.8.2 allows attackers to have unspecified impact via unknown vectors which trigger a heap-based buffer overflow.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.openwall.com/lists/oss-security/2016/01/28/5 https://blog.fuzzing-project.org/36-Heap-buffer-overflow-in-fgetwln-function-of-libbsd.html https://bugs.freedesktop.org/show_bug.cgi?id=93881 https://cgit.freedesktop.org/libbsd/commit/?id=c8f0723d2b4520bdd6b9eb7c3e7976de726d7ff7 https://lists.debian.org/debian-lts-announce/2019/12/msg00036.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7KJE5SPSX7HEKLZ34LUTZLXWPEL2K353/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DIQKQ42Z7553D46QY3IMIQKS52QTNIHY/ https://security.gentoo.org/glsa/201607-13 https://usn.ubuntu.com/4243-1/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8