Linux Kernel up to 3.11.6 drivers/net/wan/wanxl.c wanxl_ioctl Memory resource management

CVSS Meta Temp Score
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CTI Interest Score
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2.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Linux Kernel up to 3.11.6. Affected by this issue is the function wanxl_ioctl of the file drivers/net/wan/wanxl.c. Such manipulation leads to resource management (Memory). This vulnerability is listed as CVE-2014-1445. There is no available exploit. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Linux Kernel up to 3.11.6 (Operating System). It has been rated as problematic. Affected by this issue is the function wanxl_ioctl of the file drivers/net/wan/wanxl.c. The manipulation with an unknown input leads to a resource management vulnerability (Memory). Using CWE to declare the problem leads to CWE-399. Impacted is confidentiality. CVE summarizes:

The wanxl_ioctl function in drivers/net/wan/wanxl.c in the Linux kernel before 3.11.7 does not properly initialize a certain data structure, which allows local users to obtain sensitive information from kernel memory via an ioctl call.

The weakness was presented 10/18/2013 as Bug 1053613 as confirmed bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability is handled as CVE-2014-1445 since 01/14/2014. The exploitation is known to be difficult. The attack needs to be approached locally. The successful exploitation requires a simple authentication. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 72857 (Ubuntu 10.04 LTS : linux vulnerabilities (USN-2128-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 195881 (Ubuntu Security Notification for Linux-lts-quantal Vulnerabilities (USN-2040-1)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (90444), Tenable (72857), SecurityFocus (BID 64953†), OSVDB (102446†) and Vulnerability Center (SBV-43880†). See VDB-12074 and VDB-63587 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 2.5
VulDB Meta Temp Score: 2.4

VulDB Base Score: 2.5
VulDB Temp Score: 2.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Name: Memory
Class: Resource management / Memory
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 72857
Nessus Name: Ubuntu 10.04 LTS : linux vulnerabilities (USN-2128-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 841747
OpenVAS Name: Ubuntu Update for linux USN-2128-1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Patch: git.kernel.org

Timelineinfo

10/18/2013 🔍
10/18/2013 +0 days 🔍
01/14/2014 +88 days 🔍
01/15/2014 +1 days 🔍
01/15/2014 +0 days 🔍
01/18/2014 +3 days 🔍
01/24/2014 +6 days 🔍
04/03/2014 +69 days 🔍
06/08/2021 +2623 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: Bug 1053613
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-1445 (🔍)
GCVE (CVE): GCVE-0-2014-1445
GCVE (VulDB): GCVE-100-12068

OVAL: 🔍

X-Force: 90444
SecurityFocus: 64953 - Linux Kernel 'wanxl.c' Local Information Disclosure Vulnerability
OSVDB: 102446
Vulnerability Center: 43880 - Linux Kernel <3.11.7 Local information Disclosure in ioctl via wanxl.c, Low

See also: 🔍

Entryinfo

Created: 01/24/2014 12:07
Updated: 06/08/2021 16:40
Changes: 01/24/2014 12:07 (77), 05/24/2017 10:58 (3), 06/08/2021 16:40 (3)
Complete: 🔍
Cache ID: 216:3CF:103

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