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CVE-2020-8608

Public on 2020-02-06
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
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CVSS v3 Base Score
5.6
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Core 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

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