CVE-2022-23304

mediumpriority · track · 40EPSS 0.019 · 80 %ileDEEUNLRUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
1.91% (80th) EPSS
CVSS 6.8 · medium
Is it mine?
191 products
Check your exposure
Who says so?
7 sources
cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

The implementations of EAP-pwd in hostapd before 2.10 and wpa_supplicant before 2.10 are vulnerable to side-channel attacks as a result of cache access patterns. NOTE: this issue exists because of an incomplete fix for CVE-2019-9495.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

  • FixedSIDIS Secured SmartPlugsiemens_psirt

    Update to V7.26.0310 or later version

  • FixedSIDIS Secured SmartPlugcisa_csaf_ot

    Update to V7.26.0310 or later version

02

cvss

Technical severity, 0–10. One row per scoring source.

9.8
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–critical · 6.8–9.8

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 6.4
v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9
v3.17highCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · CISA US
v3.19.8criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU
v3.17highCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · Siemens ProductCERT DE
v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · NCSC-NL NL
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-203USprimaryCWE-203USCWE-203USCWE-924USCWE-924US
04

affected products (191)

Products and version ranges known to be affected.

showing 20 of 191
05

advisories (4)

Vendor and ecosystem advisories describing this.

  • NCSC-2026-0229Kwetsbaarheden verholpen in Siemens productenNL2026-07-14csaf · ncsc_nlNL

    Siemens heeft kwetsbaarheden verholpen in diverse producten als CADRA, IAM, Mendix, OpCenter, RUGGEDCOM, SIDIS en SIMATIC.

  • SSA-585531SSA-585531: Multiple Vulnerabilities in SIDIS Secured SmartPlug before V7.26.03102026-07-14csaf · siemens_psirtDE

    SIDIS Secured SmartPlug before V7.26.0310 is affected by multiple vulnerabilities in the components OpenSSL, OpenSSH, and several other packages as described below. Siemens has released a new version of SIDIS Secured SmartPlug and recommends to update to the latest version.

  • WID-SEC-W-2023-2521wpa_supplicant: Schwachstelle ermöglicht Umgehen von SicherheitsvorkehrungenDeutsch2022-01-27csaf · cert_bundDE

    Ein entfernter, anonymer Angreifer kann eine Schwachstelle in wpa_supplicant ausnutzen, um Sicherheitsvorkehrungen zu umgehen.

  • ICSA-26-202-04Siemens SIDIS Secured SmartPlug2026-07-14icsa · cisa_csaf_otUS

    SIDIS Secured SmartPlug before V7.26.0310 is affected by multiple vulnerabilities in the components OpenSSL, OpenSSH, and several other packages as described below. Siemens has released a new version of SIDIS Secured SmartPlug and recommends to update to the latest version.

06

also known as (4)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bducert_bundcisa_csaf_otncsc_nlsiemens_psirtNVDCVE.orgMITRE
published 2022-01-17modified 2026-07-14
09

references (16)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan