SQL Injection in prestashop/prestashop (CVE-2021-43789)
Summary
SQL injection in prestashop/prestashop (CVE-2021-43789). Successful exploitation can lead to full system takeover. Exploitable via orderBy. Mitigation: upgrade to 1.7.8.2 or later.
Original description
The description as published by the source.
PrestaShop is an Open Source e-commerce web application. Versions of PrestaShop prior to 1.7.8.2 are vulnerable to blind SQL injection using search filters with orderBy and sortOrder parameters. The problem is fixed in version 1.7.8.2.
Source: OSV.dev (Open Source Vulnerabilities) NVD GitHub Advisory OSV
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-2021-43789 has been found in prestashop/prestashop.
Attackers can target a specific entry point like orderBy over the network to misuse the product.
Successful exploitation can lead to full system takeover.
What to do: upgrade prestashop/prestashop to 1.7.8.2 or later.
If unsure, ask your IT team or search "prestashop/prestashop CVE-2021-43789" on the vendor's site.
CVE-2021-43789 (prestashop/prestashop) — CWE-89
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Attack surface: orderBy / sortOrder
Patched: 1.7.8.2 — 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.
SQL injection (CWE-89) exists in prestashop/prestashop. Attackers reach the vulnerable code path via orderBy without authentication.
Check the vendor advisory for the affected versions of prestashop/prestashop. Attack surface: orderBy / sortOrder.
Severity: ?. Successful exploitation can lead to full system takeover.
Update to 1.7.8.2.
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 'prestashop/prestashop' . 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 'prestashop/prestashop' . | 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
prestashop/prestashop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 prestashop/prestashop to 1.7.8.2ステージング環境で 1.7.8.2 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
References
- advisory github.com
- advisory nvd.nist.gov
- advisory github.com
- package github.com
- report github.com
- web github.com
- web cwe.mitre.org