Apache Tomcat up to 7.0.80 VirtualDirContext Source information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Apache Tomcat up to 7.0.80. This issue affects some unknown processing of the component VirtualDirContext. The manipulation leads to information disclosure (Source). This vulnerability is uniquely identified as CVE-2017-12616. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apache Tomcat up to 7.0.80 (Application Server Software). It has been rated as problematic. This issue affects some unknown processing of the component VirtualDirContext. The manipulation with an unknown input leads to a information disclosure vulnerability (Source). Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

When using a VirtualDirContext with Apache Tomcat 7.0.0 to 7.0.80 it was possible to bypass security constraints and/or view the source code of JSPs for resources served by the VirtualDirContext using a specially crafted request.

The bug was discovered 09/19/2017. The weakness was disclosed 09/19/2017 (Website). It is possible to read the advisory at lists.apache.org. The identification of this vulnerability is CVE-2017-12616 since 08/07/2017. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

It is declared as highly functional. We expect the 0-day to have been worth approximately $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 103430 (Debian DLA-1108-1 : tomcat7 security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 87304 (Apache Tomcat Information Disclosure and Remote Code Execution Vulnerability).

Upgrading eliminates this vulnerability. A possible mitigation has been published 5 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (103430) and SecurityFocus (BID 100897†). The entry VDB-106846 is pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Source
Class: Information disclosure / Source
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Highly functional

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 103430
Nessus Name: Debian DLA-1108-1 : tomcat7 security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 800277
OpenVAS Name: Apache Tomcat VirtualDirContext Information Disclosure Vulnerability (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

D2Sec: http://www.d2sec.com/exploits/apache_tomcat_virtualdircontext_class_file_handling_remote_jsp_source_code_disclosure.html

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

08/07/2017 🔍
09/19/2017 +43 days 🔍
09/19/2017 +0 days 🔍
09/19/2017 +0 days 🔍
09/19/2017 +0 days 🔍
09/20/2017 +1 days 🔍
09/24/2017 +4 days 🔍
09/25/2017 +1 days 🔍
12/29/2022 +1921 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: RHSA-2018:0465
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-12616 (🔍)
GCVE (CVE): GCVE-0-2017-12616
GCVE (VulDB): GCVE-100-106847

OVAL: 🔍

SecurityFocus: 100897 - Apache Tomcat CVE-2017-12616 Information Disclosure Vulnerability
SecurityTracker: 1039393

See also: 🔍

Entryinfo

Created: 09/20/2017 09:05
Updated: 12/29/2022 13:25
Changes: 09/20/2017 09:05 (77), 11/17/2019 19:18 (7), 01/13/2021 13:16 (2), 12/29/2022 13:25 (3)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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