CVE-2020-8608

Public on 2020-07-14
Modified on 2020-07-29
Description
An out-of-bounds heap buffer access flaw was found in the SLiRP networking implementation of the QEMU emulator. This flaw occurs in tcp_emu() routine while emulating IRC and other protocols due to unsafe usage of the snprintf(3) function. A user or process could use this flaw to crash the QEMU process on the host, resulting in a denial of service or potential execution of arbitrary code with privileges of the QEMU process on the host.
Severity
Important
CVSS v3 Base Score
5.6
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 qemu 2020-07-21 16:34 ALAS2-2020-1467
Amazon Linux 1 qemu-kvm 2020-07-27 23:58 ALAS-2020-1408
Amazon Linux 1 qemu-kvm 2020-07-14 20:27 ALAS-2020-1400
Amazon Linux 1 qemu-kvm 2020-07-27 23:58 ALAS-2020-1408
Amazon Linux 1 qemu-kvm 2020-07-14 20:27 ALAS-2020-1400

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 5.6 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
NVD CVSSv2 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P
NVD CVSSv3 5.6 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L