Unsafe Deserialization in com.google.code.gson:gson (CVE-2022-25647)
Summary
Vulnerability in com.google.code.gson:gson (CVE-2022-25647). Data can be tampered with by attackers. Mitigation: upgrade to 2.8.9 or later.
Original description
The description as published by the source.
The package com.google.code.gson:gson before 2.8.9 are vulnerable to Deserialization of Untrusted Data via the writeReplace() method in internal classes, which may lead to DoS attacks.
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-2022-25647 has been found in com.google.code.gson:gson.
Data can be tampered with by attackers. CVSS score: 7.7/10.
What to do: upgrade com.google.code.gson:gson to 2.8.9 or later.
If unsure, ask your IT team or search "com.google.code.gson:gson CVE-2022-25647" on the vendor's site.
CVE-2022-25647 (com.google.code.gson:gson) — CWE-502 / CVSS v3 7.7
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Patched: 2.8.9 — 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.
Unsafe deserialization (CWE-502) exists in com.google.code.gson:gson.
Check the vendor advisory for the affected versions of com.google.code.gson:gson.
Severity: High (CVSS 7.7/10). Data can be tampered with by attackers.
Update to 2.8.9.
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. Audit SBOM/dependencies 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
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで com.google.code.gson:gson を使っているサービスとバージョンを洗い出す。
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2Apply patch patch
Upgrade com.google.code.gson:gson to 2.8.9ステージング環境で 2.8.9 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。
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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-2022-25647 libgoogle-gson-java Fixed in: 2.8.6-1+deb11u1
References
- advisory security.netapp.com
- advisory snyk.io
- advisory debian.org
- advisory nvd.nist.gov
- advisory github.com
- package github.com
- patch github.com
- web github.com
- web lists.debian.org
- web lists.debian.org
- web oracle.com
- web security.netapp.com
- web github.com