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CVE-2018-3620
Systems with microprocessors utilizing speculative execution and address translations may allow unauthorized disclosure of information…
- 5.6MediumCVSS base score
- 5.6%Exploitation in 30 daysEPSS · top 7.1% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Systems with microprocessors utilizing speculative execution and address translations may allow unauthorized disclosure of information residing in the L1 data cache to an attacker with local user access via a terminal page fault and a side-channel analysis.
Timeline
ID reserved
By intel
- 8 months later
· 8 months later
Published
- 8 years later
· 8 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium5.6 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N |
| NVDNVD · Modified | 3.1 | Medium5.6 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 5.6% · top 7.1% of all CVEs (9 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.6.
Affected products
- affected Multiple
References
53
- VU#982149 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- 1041451 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- GLSA-201810-06 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- USN-3741-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- RHSA-2018:2393 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- USN-3823-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- RHSA-2018:2389 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2018:2390 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2018:2403 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 105080 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- RHSA-2018:2395 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2018:2384 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- USN-3740-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- FreeBSD-SA-18:09 (opens in a new tab)vendor-advisoryx_refsource_FREEBSDx_transferred
- DSA-4274 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- FEDORA-2018-1c80fea1cd (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- RHSA-2018:2388 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- USN-3741-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- RHSA-2018:2603 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2018:2402 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 20180814 CPU Side-Channel Information Disclosure Vulnerabilities: August 2018 (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- FEDORA-2018-f8cba144ae (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- USN-3742-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- RHSA-2018:2404 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- USN-3740-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- RHSA-2018:2391 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2018:2396 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- DSA-4279 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- RHSA-2018:2392 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- [debian-lts-announce] 20180828 [SECURITY] [DLA 1481-1] linux-4.9 security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- USN-3742-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- RHSA-2018:2602 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- [debian-lts-announce] 20180916 [SECURITY] [DLA 1506-1] intel-microcode security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- RHSA-2018:2394 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2018:2387 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://www.oracle.com/security-alerts/cpujul2020.html (opens in a new tab)x_refsource_MISCx_transferred
- https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html (opens in a new tab)x_refsource_MISCx_transferred
- https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://xenbits.xen.org/xsa/advisory-273.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://foreshadowattack.eu/ (opens in a new tab)x_refsource_MISCx_transferred
- http://www.vmware.com/security/advisories/VMSA-2018-0021.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://security.netapp.com/advisory/ntap-20180815-0001/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/ADV180018 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://support.f5.com/csp/article/K95275140 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://support.lenovo.com/us/en/solutions/LEN-24163 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180815-01-cpu-en (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00161.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://www.synology.com/support/security/Synology_SA_18_45 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2018-0009 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://cert-portal.siemens.com/productcert/pdf/ssa-254686.pdf (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03874en_us (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://software.intel.com/security-software-guidance/software-guidance/l1-terminal-fault (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://cert-portal.siemens.com/productcert/pdf/ssa-608355.pdf (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2018-15474 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2018-3620)Record last updated .