CVE-2025-55753

描述

An integer overflow in the case of failed ACME certificate renewal leads, after a number of failures (~30 days in default configurations), to the backoff timer becoming 0. Attempts to renew the certificate then are repeated without delays until it succeeds. This issue affects Apache HTTP Server: from 2.4.30 before 2.4.66. Users are recommended to upgrade to version 2.4.66, which fixes the issue.

如何修補 CVE-2025-55753

要修補 CVE-2025-55753,請將受影響套件升級到下列已修補版本。

• —升級至 2.4.66-r0 或更新版本
• —升級至 2.4.66 或更新版本
• —升級至 2.4.66-1~deb11u1 或更新版本
• —升級至 2.4.66-1~deb11u1 或更新版本

CVE-2025-55753 正在被利用嗎?

低 — EPSS 為 0.0%,目前沒有觀察到大規模利用活動。

受影響套件(4)

• from 0, < 2.4.66-r0
• >= 2.4.30, < 2.4.66
• from 0, < 2.4.66-1~deb11u1
• from 0, < 2.4.66-1~deb11u1

CVSS 分數

參考連結(5)

• ADVISORYsecurity.alpinelinux.org/vuln/CVE-2025-55753
• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2025-55753
• WEBhttpd.apache.org/security/vulnerabilities_24.html
• WEBnvd.nist.gov/vuln/detail/CVE-2025-55753
• WEB