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CVE-2022-23181— Local privilege escalation with FileStore

Quick assessment

Affected
Apache Software Foundation Apache Tomcat
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Apache Tomcat是美国阿帕奇（Apache）基金会的一款轻量级Web应用服务器。该程序实现了对Servlet和JavaServer Page（JSP）的支持。 Apache Tomcat 存在权限许可和访问控制问题漏洞，攻击者可以通过 FileStore Sessions 绕过 Apache Tomcat 的限制，以提升他的权限。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.69% · P52

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2022-23181

Vulnerability Information
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Vulnerability Title
Local privilege escalation with FileStore
Source: CVE Program / CVE List V5
Vulnerability Description
The fix for bug CVE-2020-9484 introduced a time of check, time of use vulnerability into Apache Tomcat 10.1.0-M1 to 10.1.0-M8, 10.0.0-M5 to 10.0.14, 9.0.35 to 9.0.56 and 8.5.55 to 8.5.73 that allowed a local attacker to perform actions with the privileges of the user that the Tomcat process is using. This issue is only exploitable when Tomcat is configured to persist sessions using the FileStore.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
检查时间与使用时间(TOCTOU)的竞争条件
Source: CVE Program / CVE List V5
Vulnerability Title
Apache Tomcat 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Tomcat是美国阿帕奇（Apache）基金会的一款轻量级Web应用服务器。该程序实现了对Servlet和JavaServer Page（JSP）的支持。 Apache Tomcat 存在权限许可和访问控制问题漏洞，攻击者可以通过 FileStore Sessions 绕过 Apache Tomcat 的限制，以提升他的权限。
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 Tomcat Apache Tomcat 10.1 10.1.0-M1 to 10.1.0-M8 -

II. Public POCs for CVE-2022-23181

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III. Intelligence Information for CVE-2022-23181

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Vendor Advisories for CVE-2022-23181 (4)

Mailing List Discussions for CVE-2022-23181 (2)

IV. Related Vulnerabilities

Same product: Apache Tomcat
Same vendor: Apache Software Foundation
Same weakness: CWE-367

V. Comments for CVE-2022-23181

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