Apache Tomcat up to 7.0.82/8.0.47/8.5.23/9.0.1 Bug Fix 61201 security check

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A vulnerability was found in Apache Tomcat up to 7.0.82/8.0.47/8.5.23/9.0.1 (Application Server Software). It has been declared as critical. This vulnerability affects some unknown processing of the component Bug Fix 61201. The manipulation with an unknown input leads to a security check vulnerability. The CWE definition for the vulnerability is CWE-358. The product does not implement or incorrectly implements one or more security-relevant checks as specified by the design of a standardized algorithm, protocol, or technique. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

As part of the fix for bug 61201, the documentation for Apache Tomcat 9.0.0.M22 to 9.0.1, 8.5.16 to 8.5.23, 8.0.45 to 8.0.47 and 7.0.79 to 7.0.82 included an updated description of the search algorithm used by the CGI Servlet to identify which script to execute. The update was not correct. As a result, some scripts may have failed to execute as expected and other scripts may have been executed unexpectedly. Note that the behaviour of the CGI servlet has remained unchanged in this regard. It is only the documentation of the behaviour that was wrong and has been corrected.

The bug was discovered 01/31/2018. The weakness was presented 01/31/2018 (Website). The advisory is available at lists.apache.org. This vulnerability was named CVE-2017-15706 since 10/21/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1211 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 106710 (Apache Tomcat 7.0.79 < 7.0.83 Insecure CGI Servlet Search Algorithm Description Weakness), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Web Servers and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 197153 (Ubuntu Security Notification for Tomcat7, Tomcat8 Vulnerabilities (USN-3665-1)).

Upgrading 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 vulnerability database at Tenable (106710).

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CPE 2.3info

CPE 2.2info

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CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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NVD Base Score: 5.3
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Exploitinginfo

Class: Security check
CWE: CWE-358
ATT&CK: T1211

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Nessus ID: 106710
Nessus Name: Apache Tomcat 7.0.79 < 7.0.83 Insecure CGI Servlet Search Algorithm Description Weakness
Nessus File: 🔍
Nessus Risk: 🔍
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OpenVAS ID: 903033
OpenVAS Name: Apache Tomcat Incorrectly documented CGI search algorithm Vulnerability (Linux)
OpenVAS File: 🔍
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Upgrade
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Timelineinfo

10/21/2017 🔍
01/24/2018 +95 days 🔍
01/31/2018 +7 days 🔍
01/31/2018 +0 days 🔍
01/31/2018 +0 days 🔍
01/31/2018 +0 days 🔍
02/01/2018 +1 days 🔍
02/09/2018 +8 days 🔍
02/03/2023 +1820 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: USN-3665-1
Researcher: Michael Grenier
Status: Not defined

CVE: CVE-2017-15706 (🔍)
SecurityFocus: 103069 - Apache Tomcat CVE-2017-15706 Remote Security Weakness

Entryinfo

Created: 02/01/2018 07:56
Updated: 02/03/2023 10:26
Changes: 02/01/2018 07:56 (71), 12/31/2019 15:44 (5), 02/02/2021 12:53 (2), 02/03/2023 10:26 (3)
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