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PatchSiren cyber security CVE debrief

CVE-2014-0496 Adobe CVE debrief

CVE-2014-0496 affects Adobe Reader and Acrobat and is identified by CISA as a Known Exploited Vulnerability. For defenders, the key takeaway is that this issue was added to the KEV catalog on 2022-03-03 with a remediation due date of 2022-03-24, and CISA’s required action is to apply updates per vendor instructions.

Vendor
Adobe
Product
Reader and Acrobat
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2022-03-03
Original CVE updated
2022-03-03
Advisory published
2022-03-03
Advisory updated
2022-03-03

Who should care

Security and patch management teams, endpoint administrators, and any organization that still operates Adobe Reader or Acrobat on managed desktops, laptops, or virtualized workstations.

Technical summary

The supplied sources identify CVE-2014-0496 as a use-after-free vulnerability in Adobe Reader and Acrobat. CISA lists the issue in its Known Exploited Vulnerabilities catalog, which indicates it should be treated as actively relevant for defensive patching and remediation planning. The corpus provided here does not include vendor advisory details, exploit mechanics, or CVSS scoring.

Defensive priority

High. KEV inclusion means this should be prioritized ahead of non-KEV application updates, especially on internet-facing or broadly deployed endpoints that use Adobe Reader or Acrobat.

Recommended defensive actions

  • Apply the vendor-recommended update or remediation for Adobe Reader and Acrobat as instructed by CISA and Adobe.
  • Identify all systems with Adobe Reader or Acrobat installed, including endpoints used by remote workers and shared workstations.
  • Confirm patched versions after remediation and document completion before the KEV due date if still applicable to your environment.
  • Use standard patch governance to expedite rollout for any affected assets that are business-critical or difficult to service.
  • Retire or restrict unsupported or rarely used installations where feasible to reduce future exposure.

Evidence notes

This debrief is based only on the supplied metadata and official sources: the CISA Known Exploited Vulnerabilities catalog entry, the CVE record, and the NVD detail page linked in the corpus. The corpus explicitly provides the vulnerability name, vendor/product, KEV date added, due date, and CISA’s required action. No CVSS score, vendor advisory text, or exploit details were supplied, so none are inferred here.

Sources and references

Verified primary and authoritative sources

  • CVE-2014-0496 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2014-0496

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

  • CVE-2014-0496 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2014-0496

    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.