Linux Kernel 3.8.0/3.8.1/3.8.2/3.8.3 rtnl_fill_ifinfo resource management

CVSS Meta Temp Score
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CTI Interest Score
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4.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Linux Kernel 3.8.0/3.8.1/3.8.2/3.8.3. It has been rated as problematic. This vulnerability affects the function rtnl_fill_ifinfo. This manipulation causes resource management. This vulnerability is tracked as CVE-2013-2635. No exploit exists.

Detailsinfo

A vulnerability classified as problematic was found in Linux Kernel 3.8.0/3.8.1/3.8.2/3.8.3 (Operating System). Affected by this vulnerability is the function rtnl_fill_ifinfo. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect confidentiality. The summary by CVE is:

The rtnl_fill_ifinfo function in net/core/rtnetlink.c in the Linux kernel before 3.8.4 does not initialize a certain structure member, which allows local users to obtain sensitive information from kernel stack memory via a crafted application.

The issue has been introduced in 02/18/2013. The weakness was disclosed 03/22/2013 by Ansgar Burchardt (Website). It is possible to read the advisory at github.com. This vulnerability is known as CVE-2013-2635 since 03/21/2013. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 32 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 68940 (CentOS 6 : kernel (CESA-2013:1051)), 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 350526 (Amazon Linux Security Advisory for kernel: ALAS-2013-218).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (82954), Tenable (68940), SecurityFocus (BID 58700†) and Vulnerability Center (SBV-40854†). The entries VDB-7997, VDB-8073, VDB-8484 and VDB-8499 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.0
VulDB Meta Temp Score: 4.0

VulDB Base Score: 4.0
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Resource management
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: 68940
Nessus Name: CentOS 6 : kernel (CESA-2013:1051)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 881773
OpenVAS Name: CentOS Update for kernel CESA-2013:1051 centos6
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: 84d73cd3fb142bf1298a8c13fd4ca50fd2432372

Timelineinfo

02/18/2013 🔍
03/14/2013 +24 days 🔍
03/14/2013 +0 days 🔍
03/21/2013 +7 days 🔍
03/22/2013 +1 days 🔍
03/22/2013 +0 days 🔍
08/06/2013 +137 days 🔍
03/24/2015 +595 days 🔍
01/01/2022 +2475 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: RHSA-2013:1051
Researcher: Ansgar Burchardt
Status: Not defined
Confirmation: 🔍

CVE: CVE-2013-2635 (🔍)
GCVE (CVE): GCVE-0-2013-2635
GCVE (VulDB): GCVE-100-63847

OVAL: 🔍

X-Force: 82954
SecurityFocus: 58700 - apt CVE-2013-1051 Security Bypass Vulnerability
Vulnerability Center: 40854 - Linux Kernel Before 3.8.4 Local Leakage of Information via Crafted Application (CVE-2013-2635), Low

See also: 🔍

Entryinfo

Created: 03/24/2015 12:22
Updated: 01/01/2022 15:57
Changes: 03/24/2015 12:22 (66), 05/07/2017 11:46 (8), 01/01/2022 15:46 (5), 01/01/2022 15:52 (1), 01/01/2022 15:57 (2)
Complete: 🔍
Cache ID: 216::103

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