Vulnerability Details : 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.
Vulnerability category: Memory Corruption
Products affected by CVE-2020-13765
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
- cpe:2.3:a:qemu:qemu:4.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:4.1.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-13765
0.36%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 72 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-13765
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
5.6
|
MEDIUM | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L |
2.2
|
3.4
|
NIST |
CWE ids for CVE-2020-13765
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-13765
-
https://lists.debian.org/debian-lts-announce/2020/06/msg00032.html
[SECURITY] [DLA 2262-1] qemu security updateMailing List;Third Party Advisory
-
https://www.openwall.com/lists/oss-security/2020/06/03/6
oss-security - CVE-2020-13765 QEMU: loader: OOB access while loading registered ROM may lead to code executionMailing List;Third Party Advisory
-
https://git.qemu.org/?p=qemu.git;a=commit;h=e423455c4f23a1a828901c78fe6d03b7dde79319
git.qemu.org Git - qemu.git/commitPatch;Vendor Advisory
-
https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html
[SECURITY] [DLA 2288-1] qemu security updateMailing List;Third Party Advisory
-
https://github.com/qemu/qemu/commit/4f1c6cb2f9afafda05eab150fd2bd284edce6676
hw/core/loader: Fix possible crash in rom_copy() · qemu/qemu@4f1c6cb · GitHubPatch;Third Party Advisory
-
https://security.netapp.com/advisory/ntap-20200619-0006/
CVE-2020-13765 QEMU Vulnerability in NetApp Products | NetApp Product SecurityThird Party Advisory
-
https://usn.ubuntu.com/4467-1/
USN-4467-1: QEMU vulnerabilities | Ubuntu security notices | UbuntuThird Party Advisory
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