MEDIUM
CVE-2020-8698
CWE-668Published: November 12, 2020· Updated: Jun 17, 2026
5.5
CVSS v3.1
Official Description
Improper isolation of shared resources in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.
Technical Analysis
CVE-2020-8698 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 5.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected Vendors & Products
Debian1 product(s)
debian linux
Fedora1 product(s)
fedora
intel20 product(s)
microcodecore i3-1000g1core i3-1000g4core i3-1005g1core i3-1110g4core i3-1115g4core i3-1120g4core i3-1125g4core i5-1030g4core i5-1030g7core i5-1035g1core i5-1035g4+8
netapp7 product(s)
clustered data ontaphci compute node bioshci compute nodehci storage node bioshci storage nodesolidfire biossolidfire
siemens20 product(s)
simatic field pg m5 firmwaresimatic field pg m5simatic field pg m6 firmwaresimatic field pg m6simatic ipc427e firmwaresimatic ipc427esimatic ipc477e firmwaresimatic ipc477esimatic ipc477e pro firmwaresimatic ipc477e prosimatic ipc627e firmwaresimatic ipc627e+8
Source: NVD CPE · 49 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (10)
→
https://cert-portal.siemens.com/productcert/pdf/ssa-678983.pdfThird Party Advisory
→
https://lists.debian.org/debian-lts-announce/2021/02/msg00007.htmlMailing List · Third Party Advisory
→
https://security.netapp.com/advisory/ntap-20201113-0006/Third Party Advisory
→
https://cert-portal.siemens.com/productcert/pdf/ssa-678983.pdfThird Party Advisory
→
https://lists.debian.org/debian-lts-announce/2021/02/msg00007.htmlMailing List · Third Party Advisory
→
https://security.netapp.com/advisory/ntap-20201113-0006/Third Party Advisory
Quick Facts
CVE IDCVE-2020-8698
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-668
CISA KEVNo
Affected5 vendor(s)
PublishedNov 12, 2020
Related CVEs (CWE-668)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-8698 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.