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CVE

CVE-2023-50164

An attacker can manipulate file upload params to enable paths traversal and under some circumstances this can lead to up

An attacker can manipulate file upload params to enable paths traversal and under some circumstances this can lead to uploading a malicious file which can be used to perform Remote Code Execution. Users are recommended to upgrade to versions Struts 2.5.33 or Struts 6.3.0.2 or greater to fix this issue.

CRITICAL · CVSS 9.8 EPSS 0.92896
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 0% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-552Files or Directories Accessible to External Parties
▤

Affected Products & Versions

2
apache struts>= 2.0.0 and < 2.5.33
apache struts>= 6.0.0 and < 6.3.0.2
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven org.apache.struts:struts2-core CRITICAL fixed in 6.3.0.2
⚠

Public Exploits & PoCs

1
pocpacketstormsecurity.com · Struts-S2-066-File-Upload-Remote-Code-Execution.htmlpacketstormsecurity.com
◈

Detection Rules (IDS/IPS)

4
et-openET WEB_SPECIFIC_APPS Apache Struts2 uploadFileName Directory Traversal Attempt (CVE-2023-50164) M1attempted-admin
et-openET WEB_SPECIFIC_APPS Apache Struts2 uploadFileName Directory Traversal Attempt (CVE-2023-50164) M2attempted-admin
et-openET WEB_SPECIFIC_APPS Apache Struts2 Possible uploadFileName Directory Traversal Attempt (CVE-2023-50164) - uploadFileName Parameter M1attempted-admin
et-openET WEB_SPECIFIC_APPS Apache Struts2 Possible uploadFileName Directory Traversal Attempt (CVE-2023-50164) - uploadFileName Parameter M2attempted-admin
Open rulesets (ET Open, Snort Community, abuse.ch) link to source. Commercial rulesets are reference-only.
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · security@apache.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD07 Dec 2023 · 09:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

4
adobe-psirtAPSB23-77
cisco-csafcisco-sa-struts-C2kCMkmT
oracle-cpuoracle-cpu-MySQL-Enterprise-Monitor-8480--CVE-2023-50164
elastic-detectionelastic-detection-rules-linux-initial_access_apache_struts_cve_2023_50164_exploitation_to_webshell
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://lists.apache.org/thread/yh09b3fkf6vz5d6jdgrlvmg60lfwtqhjMailing ListPatch
https://security.netapp.com/advisory/ntap-20231214-0010/Third Party AdvisoryVDB Entry
https://www.openwall.com/lists/oss-security/2023/12/07/1Mailing List
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