Vulnerability · Published Jun 15, 2020 · Assigned by intel
CVE-2020-0543
Medium 5.5
In plain English
A medium-severity security flaw in Intel(R) Processors. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 46% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.5%top 54.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Incomplete cleanup from specific special register read operations in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | xen | 4.13.1-r3 | ALPINE-CVE-2020-0543 |
| Alpine:v3.21 | xen | 4.13.1-r3 | ALPINE-CVE-2020-0543 |
| Alpine:v3.22 | xen | 4.13.1-r3 | ALPINE-CVE-2020-0543 |
| Alpine:v3.23 | xen | 4.13.1-r3 | ALPINE-CVE-2020-0543 |
| Alpine:v3.24 | xen | 4.13.1-r3 | ALPINE-CVE-2020-0543 |
| Debian:12 | intel-microcode | 3.20200609.1 | DEBIAN-CVE-2020-0543 |
| Debian:13 | intel-microcode | 3.20200609.1 | DEBIAN-CVE-2020-0543 |
| Debian:14 | intel-microcode | 3.20200609.1 | DEBIAN-CVE-2020-0543 |
| Debian:12 | linux | 5.6.14-2 | DEBIAN-CVE-2020-0543 |
| Debian:13 | linux | 5.6.14-2 | DEBIAN-CVE-2020-0543 |
| Debian:14 | linux | 5.6.14-2 | DEBIAN-CVE-2020-0543 |
| Rocky Linux:8 | microcode_ctl | 4:20210216-1.20210608.1.el8_4 | RLSA-2021:3027 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | Intel(R) Processors | See provided reference |
References
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00320.html x_refsource_MISC
- USN-4385-1 vendor-advisory, x_refsource_UBUNTU
- USN-4388-1 vendor-advisory, x_refsource_UBUNTU
- openSUSE-SU-2020:0818 vendor-advisory, x_refsource_SUSE
- USN-4392-1 vendor-advisory, x_refsource_UBUNTU
- USN-4393-1 vendor-advisory, x_refsource_UBUNTU
- USN-4389-1 vendor-advisory, x_refsource_UBUNTU
- USN-4387-1 vendor-advisory, x_refsource_UBUNTU
- FEDORA-2020-3364913ace vendor-advisory, x_refsource_FEDORA
- FEDORA-2020-e8835a5f8e vendor-advisory, x_refsource_FEDORA
- USN-4390-1 vendor-advisory, x_refsource_UBUNTU
- USN-4391-1 vendor-advisory, x_refsource_UBUNTU
- FEDORA-2020-11ddbfbdf0 vendor-advisory, x_refsource_FEDORA
- [oss-security] 20200714 Flatcar membership on the linux-distros list mailing-list, x_refsource_MLIST
- openSUSE-SU-2020:0965 vendor-advisory, x_refsource_SUSE
- openSUSE-SU-2020:0985 vendor-advisory, x_refsource_SUSE
- https://cert-portal.siemens.com/productcert/pdf/ssa-534763.pdf x_refsource_CONFIRM
- https://kc.mcafee.com/corporate/index?page=content&id=SB10318 x_refsource_CONFIRM
- FEDORA-2020-1afbe7ba2d vendor-advisory, x_refsource_FEDORA