Unauthenticated code execution via fastjson type metadata
Published Feb 1, 2024 · Updated Aug 27, 2024
Deserialization in Wukong CRM 72crm_9.0.1_20191202 allows remote attackers to execute arbitrary code via a crafted JSON body. The BasePageRequest constructor passes the /CrmCustomer/queryPageList request body to fastjson 1.2.54 parseObject(), which honors attacker-supplied type metadata. The demonstrated xbean JNDI gadget requires AutoType to be enabled, but the endpoint accepts requests without an Admin-Token, enabling unauthenticated command execution.
Summary
What happened
Deserialization in Wukong CRM 72crm_9.0.1_20191202 allows remote attackers to execute arbitrary code via a crafted JSON body. The BasePageRequest constructor passes the /CrmCustomer/queryPageList request body to fastjson 1.2.54 parseObject(), which honors attacker-supplied type metadata. The demonstrated xbean JNDI gadget requires AutoType to be enabled, but the endpoint accepts requests without an Admin-Token, enabling unauthenticated command execution.
The record
- CVE
- CVE-2024-23052
- Published
- Feb 1, 2024
- Updated
- Aug 27, 2024
- Vendor
- Wukong CRM
- Product
- Wukong CRM
- Classifications
- CWE-502, CAPEC-586, T1190
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Feb 1, 2024CVE publishedPublication date reported by the CVE source.
- Aug 27, 2024Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=.72crm_9.0.1_20191202
What conditions does exploitation require?
What is affected?
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
- Wukong CRM 9.0 remote command execution proof of conceptproof of concept · demonstrated
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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