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CVE-2017-12626 high CVSS 7.5

Vulnerability in org.apache.poi:poi (CVE-2017-12626)

Summary

Vulnerability in org.apache.poi:poi (CVE-2017-12626). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to 3.17 or later.

Original description

The description as published by the source.

Apache POI in versions prior to release 3.17 are vulnerable to Denial of Service Attacks:

  • Infinite Loops while parsing crafted WMF, EMF, MSG and macros (POI bugs 61338 and 61294)
  • Out of Memory Exceptions while parsing crafted DOC, PPT and XLS (POI bugs 52372 and 61295)

Source: NIST National Vulnerability Database NVD GitHub Advisory

Auto-generated summary

Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.

A vulnerability tracked as CVE-2017-12626 has been found in org.apache.poi:poi.
Risk of unauthorized operations or information disclosure. CVSS score: 7.5/10.
What to do: upgrade org.apache.poi:poi to 3.17 or later.
If unsure, ask your IT team or search "org.apache.poi:poi CVE-2017-12626" on the vendor's site.

CVE-2017-12626 (org.apache.poi:poi) — CWE-835 / CVSS v3 7.5
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Patched: 3.17 — apply immediately
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.

❓ What is the problem

A vulnerability (CWE-835) exists in org.apache.poi:poi.

📍 Affected scope

Check the vendor advisory for the affected versions of org.apache.poi:poi.

🔥 Severity

Severity: High (CVSS 7.5/10). Risk of unauthorized operations or information disclosure.

🔧 How to fix

Update to 3.17.

🛡️ Workaround

Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.

🔍 Detection

Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.

Response actions

Concrete steps and command examples for SOC/SRE teams to execute in order

  1. 1
    Identify exposure identify 
    Audit SBOM/dependencies for affected components.

    資産台帳・SBOM・依存マニフェストで org.apache.poi:poi を使っているサービスとバージョンを洗い出す。

  2. 2
    Apply patch patch 
    Upgrade org.apache.poi:poi to 3.17

    ステージング環境で 3.17 に上げて回帰テスト → 本番反映。回帰テストはアプリの主要ハッピーパスを含めること。

  3. 3
    Post-deployment verification verify 
    Confirm patched version is live in production

    パッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。

Affected packages

maven org.apache.poi:poi
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.17"}]}]

Fix status by distribution

Fixed packages published by each distribution for this CVE

References

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