Red Hat kexec-tools 1.102pre-126/2.0.0-188 cryptographic issue

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Red Hat kexec-tools 1.102pre-126/2.0.0-188. It has been classified as problematic. Affected by this vulnerability is an unknown functionality. The manipulation leads to cryptographic issue. This vulnerability is uniquely identified as CVE-2011-3590. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Red Hat kexec-tools 1.102pre-126/2.0.0-188 and classified as critical. This issue affects an unknown code block. The manipulation with an unknown input leads to a cryptographic issue vulnerability. Using CWE to declare the problem leads to CWE-310. Impacted is confidentiality. The summary by CVE is:

The Red Hat mkdumprd script for kexec-tools, as distributed in the kexec-tools 1.x before 1.102pre-154 and 2.x before 2.0.0-209 packages in Red Hat Enterprise Linux, includes all of root s SSH private keys within a vmcore file, which allows context-dependent attackers to obtain sensitive information by inspecting the file content.

The weakness was disclosed 02/15/2014 as Bug 716439 as not defined bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. The identification of this vulnerability is CVE-2011-3590 since 09/21/2011. Access to the local network is required for this attack. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1600 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 68470 (Oracle Linux 5 : kexec-tools (ELSA-2012-0152)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 156277 (Oracle Enterprise Linux Update for kexec-tools Security, Bug Fix, and Enhancement Update (ELSA-2012-0152)).

Upgrading to version 1.102pre-126 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (70321), Tenable (68470), SecurityFocus (BID 50420†) and Vulnerability Center (SBV-43341†). The entries VDB-66406 and VDB-66405 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: 6.5
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
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

Class: Cryptographic issue
CWE: CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 68470
Nessus Name: Oracle Linux 5 : kexec-tools (ELSA-2012-0152)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 870730
OpenVAS Name: RedHat Update for kexec-tools RHSA-2011:1532-03
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: kexec-tools 1.102pre-126

Timelineinfo

09/21/2011 🔍
10/05/2011 +14 days 🔍
10/10/2011 +5 days 🔍
02/15/2014 +859 days 🔍
02/15/2014 +0 days 🔍
02/19/2014 +4 days 🔍
03/24/2015 +398 days 🔍
02/01/2022 +2506 days 🔍

Sourcesinfo

Vendor: redhat.com

Advisory: Bug 716439
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-3590 (🔍)
GCVE (CVE): GCVE-0-2011-3590
GCVE (VulDB): GCVE-100-66407

OVAL: 🔍

X-Force: 70321
SecurityFocus: 50420 - Linux Kernel kexec-tools 'kdump/mkdumprd' Utility Information Disclosure Vulnerability
Vulnerability Center: 43341 - kexec-tools Remote Information Disclosure Vulnerability by Context-Dependent Attack Using mkdumprd, Medium

See also: 🔍

Entryinfo

Created: 03/24/2015 15:54
Updated: 02/01/2022 18:27
Changes: 03/24/2015 15:54 (68), 05/21/2017 14:16 (5), 02/01/2022 18:27 (3)
Complete: 🔍
Cache ID: 216::103

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