Medium severity · published Jun 4, 2020
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
5.6
CVSS
2.5%
EPSS
No
On KEV
Description
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 vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.5% · higher than 84% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0; 9.0 · source: NVD
QE
Qemu · Qemu
4.0.0; 4.1.0 · source: NVD
UL
Ubuntu Linux · Canonical
16.04; 18.04; 20.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-13765
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-13765
git.qemu.org
https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=e423455c4f23a1a828901c78fe6d03b7dde79319
Patch
https://github.com/qemu/qemu/commit/4f1c6cb2f9afafda05eab150fd2bd284edce6676
Mailing List
https://lists.debian.org/debian-lts-announce/2020/06/msg00032.html
Mailing List
https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html
Third Party Advisory
https://security.netapp.com/advisory/ntap-20200619-0006/
Third Party Advisory
https://usn.ubuntu.com/4467-1/
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