CVE-2020-8608 Information

Description

In libslirp 4.1.0 as used in QEMU 4.2.0 tcp_subr.c misuses snprintf return values leading to a buffer overflow in later code.

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00007.html https://gitlab.freedesktop.org/slirp/libslirp/-/tags/v4.1.0 https://gitlab.freedesktop.org/slirp/libslirp/commit/68ccb8021a838066f0951d4b2817eb6b6f10a843 https://lists.debian.org/debian-lts-announce/2020/03/msg00015.html https://lists.debian.org/debian-lts-announce/2020/03/msg00017.html https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html https://security.gentoo.org/glsa/202003-66 https://security.netapp.com/advisory/ntap-20201001-0002/ https://usn.ubuntu.com/4283-1/ https://www.debian.org/security/2020/dsa-4733 https://www.openwall.com/lists/oss-security/2020/02/06/2

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

LOW

Base Severity

5.6