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PatchSiren cyber security CVE debrief

CVE-2022-23131 Zabbix CVE debrief

CVE-2022-23131 is a Zabbix Frontend authentication bypass vulnerability that CISA added to the Known Exploited Vulnerabilities catalog on 2022-02-22. Because it is on the KEV list, defenders should treat it as an active risk and prioritize vendor-guided remediation promptly.

Vendor
Zabbix
Product
Frontend
CVSS
CRITICAL 9.1
CISA KEV
Listed
Original CVE published
2022-02-22
Original CVE updated
2022-02-22
Advisory published
2022-02-22
Advisory updated
2022-02-22

Who should care

Organizations running Zabbix Frontend, especially teams responsible for internet-facing management interfaces, vulnerability management, and incident response, should prioritize this issue immediately because CISA lists it as known exploited.

Technical summary

The available official and authority sources identify this issue as an authentication bypass affecting Zabbix Frontend. The supplied corpus does not include root-cause details, affected versions, or exploitation mechanics, so those specifics should be confirmed directly from the vendor and CVE references before remediation planning.

Defensive priority

High. CISA placed CVE-2022-23131 in the Known Exploited Vulnerabilities catalog on 2022-02-22 and set a due date of 2022-03-08, indicating elevated operational urgency.

Recommended defensive actions

  • Apply vendor updates or mitigations per Zabbix guidance as soon as possible.
  • Prioritize assets exposing Zabbix Frontend, especially externally reachable instances.
  • Verify whether any Zabbix Frontend deployments are present in your environment and inventory them for patch tracking.
  • Monitor authentication and administrative access logs for suspicious activity around Zabbix Frontend.
  • Use the CVE.org and NVD records to confirm affected versions and remediation details before scheduling changes.

Evidence notes

This debrief is based only on the supplied corpus and official links. The corpus confirms the CVE ID, the Zabbix Frontend product association, the authentication bypass description, and CISA KEV listing dates. No CVSS score, affected version range, or exploit technique details were provided in the corpus, so they are intentionally omitted.

Sources and references

Verified primary and authoritative sources

  • CVE-2022-23131 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2022-23131

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2022-23131 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2022-23131

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

  • CISA Known Exploited Vulnerabilities catalog

    Publisher, destination, and source semantics verified

    URL: https://www.cisa.gov/known-exploited-vulnerabilities-catalog

    Cybersecurity and Infrastructure Security Agency - Official CISA catalog of vulnerabilities known to be exploited in the wild.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json

    cisa_kev

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.