要点
- CVE-2022-24891 は org.owasp.esapi:esapi, weblogic server (oracle), enterprise security api (owasp) に影響する深刻度「中」 (CVSS 6.1) の脆弱性です。
- 今後30日間に悪用される確率（EPSS）：1.7%（全脆弱性の 77.4% より高い）。
- 対処：2.3.0.0 以降に更新してください。
概要
Impact
There is a potential for an XSS vulnerability in ESAPI caused by a incorrect regular expression for "onsiteURL" in the antisamy-esapi.xml configuration file that can cause URLs with the "javascript:" scheme to NOT be sanitized. See the reference below for full details.
Patches
Patched in ESAPI 2.3.0.0 and later. See important remediation details in the reference given below.
Workarounds
Manually edit your antisamy-esapi.xml configuration files to change the "onsiteURL" regular expression as per remediation instructions in the reference below.
References
Security Bulletin 8
For more information
If you have any questions or comments about this advisory:
NVD の説明
ESAPI (The OWASP Enterprise Security API) is a free, open source, web application security control library. Prior to version 2.3.0.0, there is a potential for a cross-site scripting vulnerability in ESAPI caused by a incorrect regular expression for "onsiteURL" in the **antisamy-esapi.xml** configuration file that can cause "javascript:" URLs to fail to be correctly sanitized. This issue is patched in ESAPI 2.3.0.0. As a workaround, manually edit the **antisamy-esapi.xml** configuration files to change the "onsiteURL" regular expression. More information about remediation of the vulnerability, including the workaround, is available in the maintainers' release notes and security bulletin.
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