CVE-2020-8695: debian debian_linux Observable Discrepancy
Vulnerability summary
CVE-2020-8695 is a medium (CVSS 5.5) Observable Discrepancy vulnerability in debian debian_linux. EPSS estimates a 0.42% chance of exploitation in the next 30 days, higher than 36.2% of scored vulnerabilities.
Not severe (CVSS 5.5, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 45 · Related 25Timeline
- 12-11-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
Observable discrepancy in the RAPL interface for some Intel(R) Processors may allow a privileged user to potentially enable information disclosure via local access.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS trend
Probability
0.42%
Chance of exploitation in the next 30 days
Percentile
36%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.42% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Intel196 products
- celeron_3855u_firmwarena
- celeron_3865u_firmwarena
- celeron_3955u_firmwarena
- celeron_3965u_firmwarena
- celeron_3965y_firmwarena
Debian2 products
- intel-microcode< 3.20201110.1
- debian_linuxEOL9.0
Fedoraproject1 product
- fedoraEOL31 | 32 | 33
Ubuntu1 product
- intel-microcode< 3.20201110.0ubuntu0.14.04.1 | < 3.20201110.0ubuntu0.16.04.1 | < 3.20210216.0ubuntu0.18.04.1 | < 3.20210216.0ubuntu0.20.04.1
4 vendors · 200 products · Showing 200 of 303
References
14 links- www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00389X Refsource MISCVendor Advisory
lists.debian.org/debian-lts-announce/2021/02/msg00007.htmlMailing ListX Refsource MLISTThird Party Advisory- platypusattack.comREPORT