Linux Kernel 3.2/3.7.1 Edgeport USB Serial Converter io_ti.c chase_port access control

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.
5.6$0-$5k0.00

A vulnerability, which was classified as problematic, was found in Linux Kernel 3.2/3.7.1 (Operating System). Affected is the function chase_port of the file drivers/usb/serial/io_ti.c of the component Edgeport USB Serial Converter. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on availability.

The weakness was disclosed 02/27/2013 by Wolfgang Frisch as not defined mailinglist post (oss-sec). The advisory is available at seclists.org. This vulnerability is traded as CVE-2013-1774 since 02/19/2013. The exploitability is told to be easy. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

After immediately, there has been an exploit disclosed. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 66204 (CentOS 6 : kernel (CESA-2013:0744)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 166480 (OpenSuSE Security Update for kernel (openSUSE-SU-2013:0925-1)).

Upgrading to version 3.2.38 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be patching the affected component. 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 X-Force (82455), Vulnerability Center (SBV-39438) and Tenable (66204). The entries 5583, 7907, 7908 and 7994 are pretty similar.

Productinfo

Type

Vendor

Name

License

  • open-source

CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 5.6

VulDB Base Score: 6.2
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
ATT&CK: T1068

Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Nessus ID: 66204
Nessus Name: CentOS 6 : kernel (CESA-2013:0744)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 892668
OpenVAS Name: Debian Security Advisory DSA 2668-1 (linux-2.6 - privilege escalation/denial of service/information leak
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Upgrade: Kernel 3.2.38
Patch: git.kernel.org

Timelineinfo

01/18/2013 🔍
02/19/2013 +32 days 🔍
02/27/2013 +7 days 🔍
02/27/2013 +0 days 🔍
02/27/2013 +0 days 🔍
02/27/2013 +0 days 🔍
02/28/2013 +1 days 🔍
03/01/2013 +1 days 🔍
03/01/2013 +0 days 🔍
05/06/2013 +66 days 🔍
05/05/2021 +2921 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: seclists.org
Researcher: Wolfgang Frisch
Status: Not defined
Confirmation: 🔍

CVE: CVE-2013-1774 (🔍)
OVAL: 🔍

X-Force: 82455
Vulnerability Center: 39438 - Linux Kernel Before 3.7.4 Local DoS Vulnerability (CVE-2013-1774), Medium
SecurityFocus: 58202
Secunia: 52343 - Linux Kernel "chase_port()" USB Unplugging Denial of Service Vulnerability, Not Critical
OSVDB: 90678

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

Entryinfo

Created: 03/01/2013 09:23 AM
Updated: 05/05/2021 04:21 PM
Changes: 03/01/2013 09:23 AM (53), 04/28/2017 06:14 PM (32), 05/05/2021 04:14 PM (3), 05/05/2021 04:21 PM (1)
Complete: 🔍
Committer: olku

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you know our Splunk app?

Download it now for free!