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PatchSiren cyber security CVE debrief

CVE-2023-21237 Android CVE debrief

CVE-2023-21237 is a CISA Known Exploited Vulnerabilities (KEV) entry for an Android Pixel information disclosure vulnerability. The public record supplied here does not include deeper technical detail, but the KEV listing means CISA has determined the issue has been exploited in the wild or meets KEV criteria. Organizations using affected Pixel devices should prioritize vendor guidance and mitigation actions immediately.

Vendor
Android
Product
Pixel
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2024-03-05
Original CVE updated
2024-03-05
Advisory published
2024-03-05
Advisory updated
2024-03-05

Who should care

Mobile device administrators, Android fleet managers, security teams responsible for employee-owned or corporate Pixel devices, and incident responders tracking actively exploited vulnerabilities.

Technical summary

The supplied corpus identifies CVE-2023-21237 as an information disclosure vulnerability affecting Android Pixel. CISA added it to the KEV catalog on 2024-03-05 with a mitigation due date of 2024-03-26. No CVSS score, attack vector, affected version range, or exploitation mechanics were provided in the source corpus, so those details should be confirmed from the vendor bulletin or NVD record before making operational decisions.

Defensive priority

High. CISA KEV inclusion elevates this issue above routine patching because it is treated as a known exploited vulnerability with a near-term mitigation due date.

Recommended defensive actions

  • Review the linked Android vendor security bulletin and NVD record for affected versions and remediation steps.
  • Apply vendor mitigations or updates as soon as possible, prioritizing managed Pixel fleets.
  • If mitigations are unavailable for some devices, follow CISA guidance to discontinue use of the product until a fix can be applied.
  • Validate exposure across corporate and BYOD device inventories, including devices that may not be centrally managed.
  • Monitor for vendor advisories or updated guidance related to CVE-2023-21237.

Evidence notes

This debrief is based on the supplied CISA KEV source item and its metadata, which identify CVE-2023-21237 as an Android Pixel information disclosure vulnerability added to the KEV catalog on 2024-03-05 with a due date of 2024-03-26. The corpus also references the official Android security bulletin URL and the NVD/CVE record, but their contents were not provided here, so deeper technical claims are intentionally omitted.

Sources and references

Verified primary and authoritative sources

  • CVE-2023-21237 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2023-21237

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

  • CVE-2023-21237 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2023-21237

    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.