Apache Struts up to 2.3.28.1/2.5.0 URLValidator url input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Apache Struts up to 2.3.28.1/2.5.0. This vulnerability affects the function URLValidator. The manipulation of the argument url as part of Null Value results in input validation. This vulnerability was named CVE-2016-4465. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Apache Struts up to 2.3.28.1/2.5.0 (Programming Tool Software). Affected is the function URLValidator. The manipulation of the argument url as part of a Null Value leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on availability. CVE summarizes:

The URLValidator class in Apache Struts 2 2.3.20 through 2.3.28.1 and 2.5.x before 2.5.1 allows remote attackers to cause a denial of service via a null value for a URL field.

The weakness was presented 07/04/2016 (Website). The advisory is shared for download at struts.apache.org. This vulnerability is traded as CVE-2016-4465 since 05/02/2016. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 91812 (Apache Struts 2.x < 2.3.29 Multiple Vulnerabilities (S2-035 - S2-041)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc. and running in the context c.

Upgrading to version 2.5.1 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (91812) and SecurityFocus (BID 91278†). See VDB-81371, VDB-88604, VDB-88605 and VDB-88606 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 91812
Nessus Name: Apache Struts 2.x < 2.3.29 Multiple Vulnerabilities (S2-035 - S2-041)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802423
OpenVAS Name: Apache Struts Denial of Service Vulnerability Nov16 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Struts 2.5.1

Timelineinfo

05/02/2016 🔍
06/14/2016 +43 days 🔍
06/17/2016 +3 days 🔍
06/24/2016 +7 days 🔍
07/04/2016 +10 days 🔍
07/04/2016 +0 days 🔍
07/05/2016 +1 days 🔍
02/16/2019 +956 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: struts.apache.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-4465 (🔍)
GCVE (CVE): GCVE-0-2016-4465
GCVE (VulDB): GCVE-100-88608
SecurityFocus: 91278 - Apache Struts CVE-2016-4465 Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 07/05/2016 09:47
Updated: 02/16/2019 15:21
Changes: 07/05/2016 09:47 (65), 02/16/2019 15:21 (13)
Complete: 🔍
Cache ID: 216:0E6:103

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