CVE-2017-12611

A Remote Code Execution (RCE) vulnerability exists in Apache Struts due to the incorrect processing of expressions within the Freemarker tag functionality. Specifically, the software permitted the use of read-only properties in value assignments of tag expressions, allowing an unauthenticated rem...

CVE-2017-9804: Improper Input Validation

In Apache Struts 2.3.7 through 2.3.33 and 2.5 through 2.5.12, if an application allows entering a URL in a form field and built-in URLValidator is used, it is possible to prepare a special URL which will be used to overload server process when performing validation of the URL. NOTE: this...

CVE-2017-9793: Improper Input Validation

The REST Plugin in Apache Struts 2.1.x, 2.3.7 through 2.3.33 and 2.5 through 2.5.12 is using an outdated XStream library which is vulnerable and allow perform a DoS attack using malicious request with specially crafted XML payload...

CVE-2016-8738: Improper Input Validation

In Apache Struts 2.5 through 2.5.5, if an application allows entering a URL in a form field and the built-in URLValidator is used, it is possible to prepare a special URL which will be used to overload server process when performing validation of the URL...

CVE-2016-6795: Improper Limitation of a Pathname to a Restricted Directory

In the Convention plugin in Apache Struts 2.3.x before 2.3.31, and 2.5.x before 2.5.5, it is possible to prepare a special URL which will be used for path traversal and execution of arbitrary code on server side...

CVE-2017-12611: Improper Input Validation

In Apache Struts 2.0.0 through 2.3.33 and 2.5 through 2.5.10.1, using an unintentional expression in a Freemarker tag instead of string literals can lead to a RCE attack...

PT-2017-9773

Name of the Vulnerable Software and Affected Versions Apache Struts versions 2.5 through 2.5.5 Description The issue allows an attacker to prepare a special URL that can overload the server process when the built-in URLValidator is used to validate the URL. This can happen if an application allow...

Apache Struts, RCE and Managing App Risk

People used to argue about whether cyber security is a business problem or a technical problem. But this frames the issue poorly. “Problem” and “solution” imply that there is a definitive “solve.” Cybercrime isn’t a technical problem that can be definitively solved. It is an inherent business ris...

Apache Struts 2 REST Plugin XStream Denial of Service (CVE-2017-9793)

A denial-of-service vulnerability exists in the Apache Struts 2 REST plugin. The vulnerability is due improper validation of XML input by the XStream library, during the deserialization process. A remote attacker could exploit this vulnerability by sending a crafted XML payload to the target serv...

Struts 2 S2-053 flaws vulnerability bug thematic research with the POC-the exploit-warning-the black bar safety net

Flaws vulnerability bug overview Flaws vulnerability bug example Long distance code to fulfil flaws vulnerability bug CVE-ID CVE-2017-1000112 Persecution of the grade High-risk Impact version Struts 2.0.1 Struts 2.3.33 Struts 2.5 – Struts 2.5.10 Flaws vulnerability bug persecution When the...

CVE-2017-9805

The REST Plugin in Apache Struts 2.1.1 through 2.3.x before 2.3.34 and 2.5.x before 2.5.13 uses an XStreamHandler with an instance of XStream for deserialization without any type filtering, which can lead to Remote Code Execution when deserializing XML payloads...

Deserialization of untrusted data

The REST Plugin in Apache Struts 2.1.1 through 2.3.x before 2.3.34 and 2.5.x before 2.5.13 uses an XStreamHandler with an instance of XStream for deserialization without any type filtering, which can lead to Remote Code Execution when deserializing XML payloads...

CVE-2017-9805

The REST Plugin in Apache Struts 2.1.1 through 2.3.x before 2.3.34 and 2.5.x before 2.5.13 uses an XStreamHandler with an instance of XStream for deserialization without any type filtering, which can lead to Remote Code Execution when deserializing XML payloads...

CVE-2017-9805

The REST Plugin in Apache Struts 2.1.1 through 2.3.x before 2.3.34 and 2.5.x before 2.5.13 uses an XStreamHandler with an instance of XStream for deserialization without any type filtering, which can lead to Remote Code Execution when deserializing XML payloads...

CVE-2017-9805

The REST Plugin in Apache Struts 2.1.1 through 2.3.x before 2.3.34 and 2.5.x before 2.5.13 uses an XStreamHandler with an instance of XStream for deserialization without any type filtering, which can lead to Remote Code Execution when deserializing XML payloads...

org.apache.struts:struts2-assembly (>=2.2.1, <=2.3.33), org.apache.struts:struts2-rest-showcase (>=2.1.2, <=2.3.33) +5 more potentially affected by CVE-2017-9805 via org.apache.struts:struts2-rest-plugin (>=2.1.2, <=2.3.33)

org.apache.struts:struts2-rest-plugin MAVEN version =2.1.2, =2.2.1, =2.1.2, =2.0-rc2.3, =1.0, =1.0.1 - org.meruvian.yama:yama-struts-core 1.0.1 Source cves: CVE-2017-9805 Source advisory: MEND:CVE-2017-9805...

CVE-2017-9805

The REST Plugin in Apache Struts 2.1.1 through 2.3.x before 2.3.34 and 2.5.x before 2.5.13 uses an XStreamHandler with an instance of XStream for deserialization without any type filtering, which can lead to Remote Code Execution when deserializing XML payloads...

CVE-2017-9805

The REST Plugin in Apache Struts 2.1.1 through 2.3.x before 2.3.34 and 2.5.x before 2.5.13 uses an XStreamHandler with an instance of XStream for deserialization without any type filtering, which can lead to Remote Code Execution when deserializing XML payloads...

CVE-2017-9805

CVE-2017-9805 affects the Apache Struts 2 REST plugin. The REST plugin uses an XStreamHandler with an XStream instance to deserialize XML without any type filtering, enabling remote code execution when processing crafted XML payloads. Affected versions are Struts 2.1.1–2.3.x before 2.3.34 and 2.5...

TippingPoint Threat Intelligence and Zero-Day Coverage – Week of September 11, 2017

In last week’s blog, I mentioned the Apache Struts vulnerability, which is still making headlines as estimates show that as many as 65 percent of Fortune 500 companies use it in some form. In addition, Equifax claims it has played a role in their breach affecting more than 143 million Americans. ...