Buffer Overflow in pillow (CVE-2016-3076)
Summary
Vulnerability in pillow (CVE-2016-3076). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to 3.1.2 or later.
Original description
The description as published by the source.
Heap-based buffer overflow in the j2k_encode_entry function in Pillow 2.5.0 through 3.1.1 allows remote attackers to cause a denial of service (memory corruption) via a crafted Jpeg2000 file.
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-2016-3076 has been found in pillow.
Risk of unauthorized operations or information disclosure. CVSS score: 5.5/10.
What to do: upgrade pillow to 3.1.2 or later.
If unsure, ask your IT team or search "pillow CVE-2016-3076" on the vendor's site.
CVE-2016-3076 (pillow) — CWE-119 / CVSS v3 5.5
Attack vector: local / unauthenticated
Patched: 3.1.2 — 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.
A vulnerability (CWE-119) exists in pillow.
Check the vendor advisory for the affected versions of pillow.
Severity: Medium (CVSS 5.5/10). Risk of unauthorized operations or information disclosure.
Update to 3.1.2.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run grep -r 'pillow' . against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
grep -r 'pillow' . | grep -v node_modulesリポジトリと本番環境の依存ファイル (package-lock.json / requirements.txt / go.sum / Gemfile.lock 等) で
pillowを grep し、稼働しているサービス・バージョンを把握する。 -
2Apply patch patch
Upgrade pillow to 3.1.2ステージング環境で 3.1.2 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。
-
3Post-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
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Debian DEBIAN-CVE-2016-3076 pillow Fixed in: 3.2.0-1
References
- advisory pillow.readthedocs.io
- advisory github.com
- report bugzilla.redhat.com
- web securityfocus.com