CVE-2020-8608

MEDIUM

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.

References

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://usn.ubuntu.com/4283-1/

https://www.debian.org/security/2020/dsa-4733

https://www.openwall.com/lists/oss-security/2020/02/06/2

Details

Source: MITRE

Published: 2020-02-06

Updated: 2020-07-26

Type: CWE-120

Risk Information

CVSS v2.0

Base Score: 6.8

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3.0

Base Score: 5.6

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

Impact Score: 3.4

Exploitability Score: 2.2

Severity: MEDIUM