Vulnerability Details : CVE-2020-29443
ide_atapi_cmd_reply_end in hw/ide/atapi.c in QEMU 5.1.0 allows out-of-bounds read access because a buffer index is not validated.
Products affected by CVE-2020-29443
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:5.1.0:-:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-29443
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 14 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-29443
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
3.3
|
LOW | AV:L/AC:M/Au:N/C:P/I:N/A:P |
3.4
|
4.9
|
NIST | |
3.9
|
LOW | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:L |
0.8
|
2.7
|
NIST |
CWE ids for CVE-2020-29443
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-29443
-
https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html
[SECURITY] [DLA 3099-1] qemu security updateMailing List;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html
[SECURITY] [DLA 2560-1] qemu security updateMailing List;Third Party Advisory
-
https://security.netapp.com/advisory/ntap-20210304-0003/
CVE-2020-29443 QEMU Vulnerability in NetApp Products | NetApp Product SecurityThird Party Advisory
-
https://lists.nongnu.org/archive/html/qemu-devel/2020-11/msg04685.html
[PATCH] ide:atapi: check io_buffer_index in ide_atapi_cmd_reply_endMailing List;Patch;Third Party Advisory
-
http://www.openwall.com/lists/oss-security/2021/01/18/2
oss-security - CVE-2020-29443 QEMU: ide: atapi: OOB access while processing read commandsMailing List;Patch;Third Party Advisory
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