CVE-2020-13765

rom_copy() in hw/core/loader.c in QEMU 4.0 and 4.1.0 does not validate the relationship between two addresses, which allows attackers to trigger an invalid memory copy operation.

CVSS v3.0 5.6 MEDIUM
CVSS v2.0 6.8 MEDIUM

5.6^/10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.2 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://git.qemu.org/?p=qemu.git;a=commit;h=e423455c4f23a1a828901c78fe6d03b7dde79319	Patch Vendor Advisory
https://www.openwall.com/lists/oss-security/2020/06/03/6	Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20200619-0006/	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00032.html	Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html	Mailing List Third Party Advisory
https://usn.ubuntu.com/4467-1/	Third Party Advisory
https://github.com/qemu/qemu/commit/4f1c6cb2f9afafda05eab150fd2bd284edce6676	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:qemu:qemu:4.0.0:::::::*
	cpe:2.3:a:qemu:qemu:4.1.0:::::::*

Configuration 2 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:20.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:16.04::::esm:::

Configuration 3 (hide)

OR	cpe:2.3:o:debian:debian_linux:8.0:::::::*
	cpe:2.3:o:debian:debian_linux:9.0:::::::*

Information

Published : 2020-06-04 09:15

Updated : 2022-10-06 18:28

NVD link : CVE-2020-13765

Mitre link : CVE-2020-13765

JSON object : View

CWE

CWE-787

Out-of-bounds Write

Products Affected

debian

debian_linux

canonical

ubuntu_linux

qemu

qemu

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5.6 /10