Executive Summary

Informations
Name CVE-2011-2495 First vendor Publication 2012-06-13
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:L/Au:N/C:P/I:N/A:N)
Cvss Base Score 2.1 Attack Range Local
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

fs/proc/base.c in the Linux kernel before 2.6.39.4 does not properly restrict access to /proc/#####/io files, which allows local users to obtain sensitive I/O statistics by polling a file, as demonstrated by discovering the length of another user's password.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-2495

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-264 Permissions, Privileges, and Access Controls

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:20258
 
Oval ID: oval:org.mitre.oval:def:20258
Title: VMware ESXi and ESX updates to third party library and ESX Service Console
Description: fs/proc/base.c in the Linux kernel before 2.6.39.4 does not properly restrict access to /proc/#####/io files, which allows local users to obtain sensitive I/O statistics by polling a file, as demonstrated by discovering the length of another user's password.
Family: unix Class: vulnerability
Reference(s): CVE-2011-2495
 Version: 4
Platform(s): VMWare ESX Server 4.1
 Product(s):
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 1395

OpenVAS Exploits

Date Description
2012-07-30 Name : CentOS Update for kernel CESA-2011:1212 centos5 x86_64
File : nvt/gb_CESA-2011_1212_kernel_centos5_x86_64.nasl
2012-07-30 Name : CentOS Update for kernel CESA-2012:0007 centos5
File : nvt/gb_CESA-2012_0007_kernel_centos5.nasl
2012-07-09 Name : RedHat Update for kernel RHSA-2011:1189-01
File : nvt/gb_RHSA-2011_1189-01_kernel.nasl
2012-03-15 Name : VMSA-2012-0001 VMware ESXi and ESX updates to third party library and ESX Ser...
File : nvt/gb_VMSA-2012-0001.nasl
2012-01-13 Name : RedHat Update for kernel RHSA-2012:0007-01
File : nvt/gb_RHSA-2012_0007-01_kernel.nasl
2011-12-02 Name : Ubuntu Update for linux USN-1285-1
File : nvt/gb_ubuntu_USN_1285_1.nasl
2011-11-25 Name : Ubuntu Update for linux-lts-backport-natty USN-1279-1
File : nvt/gb_ubuntu_USN_1279_1.nasl
2011-11-25 Name : Ubuntu Update for linux-ti-omap4 USN-1281-1
File : nvt/gb_ubuntu_USN_1281_1.nasl
2011-11-11 Name : Ubuntu Update for linux USN-1253-1
File : nvt/gb_ubuntu_USN_1253_1.nasl
2011-11-11 Name : Ubuntu Update for linux-lts-backport-natty USN-1256-1
File : nvt/gb_ubuntu_USN_1256_1.nasl
2011-10-31 Name : Ubuntu Update for linux-ec2 USN-1239-1
File : nvt/gb_ubuntu_USN_1239_1.nasl
2011-10-31 Name : Ubuntu Update for linux-mvl-dove USN-1240-1
File : nvt/gb_ubuntu_USN_1240_1.nasl
2011-10-31 Name : Ubuntu Update for linux-fsl-imx51 USN-1241-1
File : nvt/gb_ubuntu_USN_1241_1.nasl
2011-10-31 Name : Ubuntu Update for linux-lts-backport-maverick USN-1242-1
File : nvt/gb_ubuntu_USN_1242_1.nasl
2011-10-31 Name : Ubuntu Update for linux USN-1243-1
File : nvt/gb_ubuntu_USN_1243_1.nasl
2011-10-31 Name : Ubuntu Update for linux-ti-omap4 USN-1244-1
File : nvt/gb_ubuntu_USN_1244_1.nasl
2011-10-31 Name : Ubuntu Update for linux-mvl-dove USN-1245-1
File : nvt/gb_ubuntu_USN_1245_1.nasl
2011-10-21 Name : Ubuntu Update for linux USN-1236-1
File : nvt/gb_ubuntu_USN_1236_1.nasl
2011-09-23 Name : CentOS Update for kernel CESA-2011:1212 centos5 i386
File : nvt/gb_CESA-2011_1212_kernel_centos5_i386.nasl
2011-09-12 Name : RedHat Update for kernel RHSA-2011:1212-01
File : nvt/gb_RHSA-2011_1212-01_kernel.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
74676 Linux Kernel /proc/PID/io Interface Cross Session User Information Disclosure

Information Assurance Vulnerability Management (IAVM)

Date Description
2012-02-02 IAVM : 2012-A-0020 - Multiple Vulnerabilities in VMware ESX 4.1 and ESXi 4.1
Severity : Category I - VMSKEY : V0031252

Nessus® Vulnerability Scanner

Date Description
2016-03-03 Name : The remote VMware ESXi / ESX host is missing a security-related patch.
File : vmware_VMSA-2012-0001_remote.nasl - Type : ACT_GATHER_INFO
2014-07-22 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2011-1253.nasl - Type : ACT_GATHER_INFO
2014-06-13 Name : The remote openSUSE host is missing a security update.
File : suse_11_4_kernel-110726.nasl - Type : ACT_GATHER_INFO
2014-06-13 Name : The remote openSUSE host is missing a security update.
File : suse_11_3_kernel-110726.nasl - Type : ACT_GATHER_INFO
2013-11-13 Name : The remote VMware ESXi 5.0 host is affected by multiple vulnerabilities.
File : vmware_esxi_5_0_build_608089_remote.nasl - Type : ACT_GATHER_INFO
2013-07-12 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2011-1189.nasl - Type : ACT_GATHER_INFO
2013-07-12 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2011-1212.nasl - Type : ACT_GATHER_INFO
2013-07-12 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2011-2025.nasl - Type : ACT_GATHER_INFO
2013-07-12 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2011-2037.nasl - Type : ACT_GATHER_INFO
2013-07-12 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2012-0007.nasl - Type : ACT_GATHER_INFO
2013-01-24 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2011-1813.nasl - Type : ACT_GATHER_INFO
2012-08-01 Name : The remote Scientific Linux host is missing one or more security updates.
File : sl_20110823_kernel_on_SL6_x.nasl - Type : ACT_GATHER_INFO
2012-08-01 Name : The remote Scientific Linux host is missing one or more security updates.
File : sl_20110906_kernel_on_SL5_x.nasl - Type : ACT_GATHER_INFO
2012-01-31 Name : The remote VMware ESXi / ESX host is missing one or more security-related pat...
File : vmware_VMSA-2012-0001.nasl - Type : ACT_GATHER_INFO
2012-01-12 Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2012-0007.nasl - Type : ACT_GATHER_INFO
2012-01-11 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2012-0007.nasl - Type : ACT_GATHER_INFO
2011-12-13 Name : The remote SuSE 11 host is missing one or more security updates.
File : suse_11_kernel-110824.nasl - Type : ACT_GATHER_INFO
2011-12-13 Name : The remote SuSE 11 host is missing one or more security updates.
File : suse_11_kernel-110823.nasl - Type : ACT_GATHER_INFO
2011-11-30 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-1285-1.nasl - Type : ACT_GATHER_INFO
2011-11-26 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-1281-1.nasl - Type : ACT_GATHER_INFO
2011-11-26 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-1279-1.nasl - Type : ACT_GATHER_INFO
2011-11-10 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-1256-1.nasl - Type : ACT_GATHER_INFO
2011-11-09 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-1253-1.nasl - Type : ACT_GATHER_INFO
2011-10-26 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-1244-1.nasl - Type : ACT_GATHER_INFO
2011-10-26 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-1245-1.nasl - Type : ACT_GATHER_INFO
2011-10-26 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-1243-1.nasl - Type : ACT_GATHER_INFO
2011-10-26 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-1242-1.nasl - Type : ACT_GATHER_INFO
2011-10-26 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-1241-1.nasl - Type : ACT_GATHER_INFO
2011-10-26 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-1240-1.nasl - Type : ACT_GATHER_INFO
2011-10-26 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-1239-1.nasl - Type : ACT_GATHER_INFO
2011-10-21 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-1236-1.nasl - Type : ACT_GATHER_INFO
2011-09-26 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-2310.nasl - Type : ACT_GATHER_INFO
2011-09-23 Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2011-1212.nasl - Type : ACT_GATHER_INFO
2011-09-09 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-2303.nasl - Type : ACT_GATHER_INFO
2011-09-07 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2011-1212.nasl - Type : ACT_GATHER_INFO
2011-08-24 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2011-1189.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.4
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3...
http://rhn.redhat.com/errata/RHSA-2011-1212.html
http://www.openwall.com/lists/oss-security/2011/06/27/1
https://bugzilla.redhat.com/show_bug.cgi?id=716825
https://github.com/torvalds/linux/commit/1d1221f375c94ef961ba8574ac4f85c8870d...
Source Url

Alert History

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Date Informations
2024-11-28 23:01:37
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2023-09-05 12:15:20
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2023-09-05 01:04:33
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2023-09-02 12:15:24
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2023-09-02 01:04:37
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2023-08-12 12:18:35
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2023-08-12 01:04:38
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2023-08-11 12:15:29
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2023-08-11 01:04:46
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2023-08-06 12:14:53
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2023-08-06 01:04:38
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2023-08-04 12:14:57
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2023-08-04 01:04:39
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2023-07-14 12:14:57
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2023-07-14 01:04:37
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2023-03-29 01:16:51
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2023-03-28 12:04:43
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2023-02-13 05:28:32
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2022-10-11 12:13:19
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2022-10-11 01:04:22
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2022-03-11 01:11:01
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2021-05-25 12:08:24
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2021-05-04 12:14:42
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2021-04-22 01:16:01
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2020-08-11 12:06:25
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2020-08-08 01:06:28
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2020-08-07 12:06:34
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2020-08-07 01:06:39
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2020-08-01 12:06:31
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2020-07-30 01:06:48
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2020-05-23 01:44:48
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2020-05-23 00:28:56
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2019-01-25 12:03:59
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2018-11-17 12:02:31
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2018-10-30 12:04:18
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2016-07-01 11:07:36
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2016-06-29 00:21:02
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2016-06-28 18:42:33
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2016-04-26 20:51:31
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2016-03-04 13:26:25
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2014-07-23 13:24:36
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2014-06-14 13:31:01
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2014-02-17 11:03:17
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2013-12-31 13:19:03
  • Multiple Updates
2013-11-11 12:39:31
  • Multiple Updates
2013-05-10 23:03:00
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