Commvault Web Server has an unspecified vulnerability that can be exploited by a remote, authenticated attacker. According to the Commvault advisory: "Webservers can be compromised through bad actors creating and executing webshells." Fixed in version 11.36.46, 11.32.89, 11.28.141, and 11.20.217 for Windows and Linux platforms. This vulnerability was added to the CISA Known Exploited Vulnerabilities (KEV) Catalog on 2025-04-28.
総合評価: CVE-2025-3928 は在野悪用が確認された重大脅威(81.6/100)。CVSS 深刻度は高。悪用される可能性が高い(EPSS 1.87%、77 パーセンタイル) 根拠: CISA KEV に登録(追加日 2025-04-28)。Commvault / Web Server が対象で、悪用が確認されています。未認証でリモート管理権限を奪取されるリスクが極めて高い。 推奨対応: CISA の対応期限を過ぎています。緊急のパッチ適用を最優先に検討してください。
リスクは変動します。再評価に基づき、本ページの表示内容を更新しています。
: Commvault Web Server Unspecified Vulnerability · CISA KEV の詳細
: 2025-04-28
: 2025-05-19
: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
EPSS は日次で悪用されやすさの相対度合いを推定します。パーセンタイルは採点済み CVE の中での相対位置(高いほど相対的に深刻)を示します。
| # | 日付 | 旧 EPSS スコア | 新 EPSS スコア | Δ(新 − 旧) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 28.63% | 1.87% | -26.77% |
| 2 | 2026-06-03 | 16.16% | 28.63% | +12.48% |
| 3 | 2026-04-08 | — | 16.16% | — |
EPSS の全履歴 (全 32 件)
この CVE の CVSS 指標。
| ベーススコア | バージョン | 深刻度 | ベクトル | 悪用しやすさ | 影響 | スコアの出典 |
|---|---|---|---|---|---|---|
| 8.7 | 4.0 | HIGH |
|
— | — | 9119a7d8-5eab-497f-8521-727c672e3725 |
| 8.8 | 3.1 | HIGH |
|
2.8 | 5.9 | 9119a7d8-5eab-497f-8521-727c672e3725 |
| 8.8 | 3.1 | HIGH |
|
2.8 | 5.9 | [email protected] |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| commvault | commvault | >= 11.20.0, < 11.20.217 | cpe:2.3:a:commvault:commvault:*:*:*:*:*:*:*:* |
| commvault | commvault | >= 11.28.0, < 11.28.141 | cpe:2.3:a:commvault:commvault:*:*:*:*:*:*:*:* |
| commvault | commvault | >= 11.32.0, < 11.32.89 | cpe:2.3:a:commvault:commvault:*:*:*:*:*:*:*:* |
| commvault | commvault | >= 11.36.0, < 11.36.46 | cpe:2.3:a:commvault:commvault:*:*:*:*:*:*:*:* |
| URL | タグ |
|---|---|
| https://documentation.commvault.com/securityadvisories/CV_2025_03_1.html | Vendor Advisory |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-3928 | Third Party Advisory US Government Resource |
| https://www.cisa.gov/news-events/alerts/2025/05/22/advisory-update-cyber-threat-activity-targeting-commvaults-saas-cloud-application-metallic | Third Party Advisory US Government Resource |
| https://www.commvault.com/blogs/customer-security-update | Vendor Advisory |
| https://www.commvault.com/blogs/notice-security-advisory-update | Vendor Advisory |
| https://www.commvault.com/blogs/security-advisory-march-7-2025 | Vendor Advisory |
| https://www.bleepingcomputer.com/news/security/commvault-says-recent-breach-didnt-impact-customer-backup-data/ | Third Party Advisory |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-3928 | US Government Resource |