Apache Tomcat up to 6.0.45/7.0.70/8.0.36 on Debian input validation

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.0$0-$5k0.00

A vulnerability, which was classified as problematic, was found in Apache Tomcat up to 6.0.45/7.0.70/8.0.36 on Debian (Application Server Software). This affects an unknown functionality. The manipulation with an unknown input 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 confidentiality, integrity, and availability.

The bug was discovered 09/20/2016. The weakness was shared 09/30/2016 by Dawid Golunski as not defined mailinglist post (Bugtraq). The advisory is shared at seclists.org. This vulnerability is uniquely identified as CVE-2016-1240 since 12/27/2015. The exploitability is told to be difficult. An attack has to be approached locally. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed by Dawid Golunski in Bash and been published immediately after the advisory. The exploit is shared for download at legalhackers.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 93548 (Debian DSA-3669-1 : 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 350972 (Amazon Linux Security Advisory for tomcat7: AL2012-2017-161).

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 databases at Tenable (93548) and Exploit-DB (40450).

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

Video

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 4.9
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Dawid Golunski
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Nessus ID: 93548
Nessus Name: Debian DSA-3669-1 : tomcat7 - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703670
OpenVAS Name: Debian Security Advisory DSA 3670-1 (tomcat8 - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

12/27/2015 🔍
09/15/2016 +263 days 🔍
09/15/2016 +0 days 🔍
09/16/2016 +1 days 🔍
09/20/2016 +4 days 🔍
09/30/2016 +10 days 🔍
09/30/2016 +0 days 🔍
10/03/2016 +3 days 🔍
10/03/2016 +0 days 🔍
09/21/2022 +2179 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: RHSA-2017:0455
Researcher: Dawid Golunski
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-1240 (🔍)
OVAL: 🔍

SecurityTracker: 1036845
SecurityFocus: 93263 - Apache Tomcat CVE-2016-1240 Local Privilege Escalation Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 10/03/2016 14:43
Updated: 09/21/2022 15:47
Changes: 10/03/2016 14:43 (81), 07/15/2019 17:01 (6), 09/21/2022 15:47 (5)
Complete: 🔍

Discussion

No comments yet. Languages: en.

Please log in to comment.

Are you interested in using VulDB?

Download the whitepaper to learn more about our service!