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CVE-2019-16910
medium
CVSS 5.3
Information Disclosure in arm (CVE-2019-16910)
Summary
vulnerability in arm (CVE-2019-16910). Confidential information can be exposed externally.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2019-16910** has been found in arm.
Confidential information can be exposed externally. CVSS score: 5.3/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "arm CVE-2019-16910" on the vendor's site.
CVE-2019-16910 (arm) — CWE-200 / CVSS v3 5.3
Attack vector: remote (network-reachable) / unauthenticated
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
**information disclosure** (CWE-200) exists in arm.
📍 Affected scope
arm — .
🔥 Severity
Severity: Medium (CVSS 5.3/10). Confidential information can be exposed externally
🔧 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 'arm' .` 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 'arm' . | 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 `arm` 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。
References
- advisory af854a3a-2127-422b-91ae-364da2661108
- advisory af854a3a-2127-422b-91ae-364da2661108
- advisory af854a3a-2127-422b-91ae-364da2661108
- web https://github.com/ARMmbed/mbedtls/commit/298a43a77ec0ed2c19a8c924ddd8571ef3e65dfd
- web https://github.com/ARMmbed/mbedtls/commit/33f66ba6fd234114aa37f0209dac031bb2870a9b
- web https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html
- web https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2019-10
- web https://nvd.nist.gov/vuln/detail/CVE-2019-16910
- web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CGSKQSGR5SOBRBXDSSPTCDSBB5K3GMPF
- web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CSFFOROD6IVLADZHNJC2LPDV7FQRP7XB
- web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PEHHH2DOBXB25CAU3Q6E66X723VAYTB5
- web https://lists.fedoraproject.org/archives/list/[email protected]/message/CGSKQSGR5SOBRBXDSSPTCDSBB5K3GMPF
- web https://lists.fedoraproject.org/archives/list/[email protected]/message/CSFFOROD6IVLADZHNJC2LPDV7FQRP7XB
- web https://lists.fedoraproject.org/archives/list/[email protected]/message/PEHHH2DOBXB25CAU3Q6E66X723VAYTB5
- web https://github.com/advisories/GHSA-jg4p-c829-4q39