GHSA-4j3c-42xv-3f84 · 深刻度: medium · エコシステム: maven — Apache Tomcat is vulnerable to resource exhaustion when using the APR/Native connector
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') vulnerability in Apache Tomcat when using the APR/Native connector. This was particularly noticeable with client initiated closes of HTTP/2 connections. This issue affects Apache Tomcat: from 9.0.0.M1 through 9.0.106. The following versions were EOL at the time the CVE was created but are known to be affected: 8.5.0 through 8.5.100. Other, older, EOL versions may also be affected. Users are recommended to upgrade to version 9.0.107, which fixes the issue.
総合評価: CVE-2025-52434 は中リスク(57.2/100)。CVSS 深刻度は高。悪用される可能性が高い(EPSS 1.82%、76 パーセンタイル) 推奨対応: 影響資産を整理し、修補計画に組み込んでください。
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。
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 | 1.21% | 1.82% | +0.61% |
| 2 | 2026-05-06 | 0.55% | 1.21% | +0.65% |
| 3 | 2026-04-26 | — | 0.55% | — |
EPSS の全履歴 (全 21 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 |
|---|---|---|---|---|---|---|
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
GHSA-4j3c-42xv-3f84 · 深刻度: medium · エコシステム: maven — Apache Tomcat is vulnerable to resource exhaustion when using the APR/Native connector
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2025-52434 not yet assigned priority: Debian including 1 source packages (tomcat9), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2025-52434 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2025-52434 |
suse
|
medium | — | https://www.suse.com/security/cve/CVE-2025-52434/ |
ubuntu
|
medium | CVE-2025-52434 medium priority: Ubuntu including 6 source packages (tomcat10, tomcat11, tomcat6, tomcat7, tomcat8, tomcat9), 47 status rows across 9 suites (bionic, focal, jammy, noble, plucky, questing, trusty, upstream, xenial): DNE 25, ignored 10, needs-triage 5, needed 3, not-affected 3, released 1. | https://ubuntu.com/security/CVE-2025-52434 |
| URL | タグ |
|---|---|
| https://lists.apache.org/thread/gxgh65004f25y8519coth6w7vchww030 | Issue Tracking Mailing List Vendor Advisory |
| http://www.openwall.com/lists/oss-security/2025/07/10/11 | |
| https://lists.debian.org/debian-lts-announce/2025/07/msg00009.html |