Vulnerability Monitor

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CVE-2016-6793

The DiskFileItem class in Apache Wicket 6.x before 6.25.0 and 1.5.x before 1.5.17 allows remote attackers to cause a denial of service (infinite loop) and write to, move, and delete files with the permissions of DiskFileItem, and if running on a Java VM before 1.3.1, execute arbitrary code via a crafted serialized Java object.

Security Impact Summary

This vulnerability carries a CRITICAL severity rating with a CVSS v3.1 score of 9.1, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 1 product from apache organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2017, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2017-07-17T13:18:06.500

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 9.1 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

4.9

Weaknesses

Type: Primary
CWE-502

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	apache	wicket	< 1.5.17	Yes
Application	apache	wicket	< 6.25.0	Yes

References

http://www.openwall.com/lists/oss-security/2016/12/31/1 Mailing List, Third Party Advisory ([email protected])
http://www.securityfocus.com/archive/1/539975/100/0/threaded Mailing List, Third Party Advisory, VDB Entry ([email protected])
http://www.securityfocus.com/bid/95168 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1037541 Third Party Advisory, VDB Entry ([email protected])
https://wicket.apache.org/news/2016/12/31/cve-2016-6793.html Vendor Advisory ([email protected])
https://www.tenable.com/security/research/tra-2016-23 Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2016/12/31/1 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/539975/100/0/threaded Mailing List, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/95168 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1037541 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://wicket.apache.org/news/2016/12/31/cve-2016-6793.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.tenable.com/security/research/tra-2016-23 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For apache's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.