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CVE-2024-39573— Apache HTTP Server: mod_rewrite proxy handler substitution

Quick assessment

Affected
Apache Software Foundation Apache HTTP Server
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Apache HTTP Server是美国阿帕奇（Apache）基金会的一款开源网页服务器。该服务器具有快速、可靠且可通过简单的API进行扩充的特点。 Apache HTTP Server 2.4.59及之前版本存在输入验证错误漏洞，该漏洞源于容易受到服务端请求伪造（SSRF）攻击。

AI Predicted 5.3 Difficulty: Easy EPSS 37.18% · P98
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I. Basic Information for CVE-2024-39573

Vulnerability Information
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Vulnerability Title
Apache HTTP Server: mod_rewrite proxy handler substitution
Source: CVE Program / CVE List V5
Vulnerability Description
Potential SSRF in mod_rewrite in Apache HTTP Server 2.4.59 and earlier allows an attacker to cause unsafe RewriteRules to unexpectedly setup URL's to be handled by mod_proxy. Users are recommended to upgrade to version 2.4.60, which fixes this issue.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Apache HTTP Server 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache HTTP Server是美国阿帕奇（Apache）基金会的一款开源网页服务器。该服务器具有快速、可靠且可通过简单的API进行扩充的特点。 Apache HTTP Server 2.4.59及之前版本存在输入验证错误漏洞，该漏洞源于容易受到服务端请求伪造（SSRF）攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Apache Software Foundation Apache HTTP Server 2.4.0 ~ 2.4.59 -

II. Public POCs for CVE-2024-39573

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III. Intelligence Information for CVE-2024-39573

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Vendor Advisories for CVE-2024-39573 (2)

Same Patch Batch · Apache Software Foundation · 2024-07-01 · 8 CVEs total

CVE-2024-36387 Apache HTTP Server: DoS by Null pointer in websocket over HTTP/2
CVE-2024-38472 Apache HTTP Server on WIndows UNC SSRF
CVE-2024-38473 Apache HTTP Server proxy encoding problem
CVE-2024-38474 Apache HTTP Server weakness with encoded question marks in backreferences
CVE-2024-38475 Apache HTTP Server weakness in mod_rewrite when first segment of substitution matches file
CVE-2024-38476 Apache HTTP Server may use exploitable/malicious backend application output to run local h
CVE-2024-38477 Apache HTTP Server: Crash resulting in Denial of Service in mod_proxy via a malicious requ

IV. Related Vulnerabilities

Same product: Apache HTTP Server
Same vendor: Apache Software Foundation
Same weakness: CWE-20

V. Comments for CVE-2024-39573

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