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CVE-2020-2655
Vulnerability in java (CVE-2020-2655)
Summary
vulnerability in java (CVE-2020-2655). Risk of unauthorized operations or information disclosure.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2020-2655** has been found in java.
Risk of unauthorized operations or information disclosure. CVSS score: ?/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "java CVE-2020-2655" on the vendor's site.
CVE-2020-2655 (java) —
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
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** (unclassified) exists in java.
📍 Affected scope
java — .
🔥 Severity
Severity: ?. Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to the patched release per vendor advisory.
🛡️ 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. Run `grep -r 'java' .` against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response Actions (7 steps)
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1Identify exposure identify
grep -r 'java' . | 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 `java` を grep し、稼働しているサービス・バージョンを把握する。
-
7Post-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 Step 3 と同じログクエリでアラート再発が無いか継続監視。
Affected packages
Bitnami
java
[{"type":"SEMVER","events":[{"introduced":"11.0.5"},{"last_affected":"11.0.5"},{"introduced":"13.0.1"},{"last_affected":"13.0.1"}]}]
Bitnami
java-min
[{"type":"SEMVER","events":[{"introduced":"11.0.5"},{"last_affected":"11.0.5"},{"introduced":"13.0.1"},{"last_affected":"13.0.1"}]}]
Bitnami
jre
[{"type":"SEMVER","events":[{"introduced":"11.0.5"},{"last_affected":"11.0.5"},{"introduced":"13.0.1"},{"last_affected":"13.0.1"}]}]
References
- advisory https://access.redhat.com/errata/RHSA-2020:0232
- advisory https://seclists.org/bugtraq/2020/Jan/24
- advisory https://security.netapp.com/advisory/ntap-20200122-0003/
- advisory https://www.debian.org/security/2020/dsa-4605
- patch https://access.redhat.com/errata/RHSA-2020:0122
- patch https://access.redhat.com/errata/RHSA-2020:0128
- patch https://www.oracle.com/security-alerts/cpujan2020.html
- web http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00050.html
- web https://nvd.nist.gov/vuln/detail/CVE-2020-2655
- web https://usn.ubuntu.com/4257-1/