CVE-2020-10756

medium

Description

An out-of-bounds read vulnerability was found in the SLiRP networking implementation of the QEMU emulator. This flaw occurs in the icmp6_send_echoreply() routine while replying to an ICMP echo request, also known as ping. This flaw allows a malicious guest to leak the contents of the host memory, resulting in possible information disclosure. This flaw affects versions of libslirp before 4.3.1.

References

https://bugzilla.redhat.com/show_bug.cgi?id=1835986

https://lists.fedoraproject.org/archives/list/[email protected]/message/JYTZ32P67PZER6P7TW6FQK3SZRKQLVEI/

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00035.html

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00040.html

https://www.debian.org/security/2020/dsa-4728

https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html

https://usn.ubuntu.com/4437-1/

https://www.zerodayinitiative.com/advisories/ZDI-20-1005/

https://usn.ubuntu.com/4467-1/

https://security.netapp.com/advisory/ntap-20201001-0001/

Details

Source: MITRE

Published: 2020-07-09

Updated: 2022-04-05

Type: CWE-125

Risk Information

CVSS v2

Base Score: 2.1

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

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3

Base Score: 6.5

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

Impact Score: 4

Exploitability Score: 2

Severity: MEDIUM