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PatchSiren cyber security CVE debrief

CVE-2023-38035 Ivanti CVE debrief

CVE-2023-38035 is an Ivanti Sentry authentication bypass issue affecting the administrator interface. CISA added it to the Known Exploited Vulnerabilities catalog on 2023-08-22 and marked it for remediation by 2023-09-12, indicating active exploitation risk and a need for immediate defensive attention.

Vendor
Ivanti
Product
Sentry
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2023-08-22
Original CVE updated
2023-08-22
Advisory published
2023-08-22
Advisory updated
2023-08-22

Who should care

Administrators and operators of Ivanti Sentry, vulnerability management teams, incident responders, and security teams responsible for externally reachable or mission-critical Ivanti deployments.

Technical summary

The supplied corpus identifies the issue as an authentication bypass in Ivanti Sentry, specifically tied to the administrator interface. The corpus does not provide deeper exploit mechanics, affected versions, or a CVSS score, so this debrief is limited to the verified advisory and KEV metadata.

Defensive priority

Critical. This CVE is in CISA’s Known Exploited Vulnerabilities catalog, has known ransomware campaign use, and CISA’s required action is to apply vendor mitigations or discontinue use of the product if mitigations are unavailable.

Recommended defensive actions

  • Apply vendor-provided mitigations immediately.
  • If mitigations are unavailable, discontinue use of the product as directed by CISA.
  • Prioritize identification of all Ivanti Sentry deployments in your environment.
  • Review vendor guidance and any affected-system notices associated with CVE-2023-38035.
  • Investigate for suspicious authentication activity or unexpected administrative access on Sentry systems.
  • Track remediation against the CISA KEV due date of 2023-09-12.

Evidence notes

Source metadata states: vendor project Ivanti, product Sentry, vulnerability name "Ivanti Sentry Authentication Bypass Vulnerability," known ransomware campaign use: Known, and required action: "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable." CISA KEV dates supplied in the corpus are dateAdded 2023-08-22 and dueDate 2023-09-12.

Sources and references

Verified primary and authoritative sources

  • CVE-2023-38035 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2023-38035

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

  • CVE-2023-38035 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2023-38035

    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.