VDB-69740 · CVE-2014-3717 · BID 67388

Linux Foundation Xen 4.4.0 input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Linux Foundation Xen 4.4.0. It has been declared as problematic. Affected by this vulnerability is an unknown functionality. Such manipulation leads to input validation. This vulnerability is referenced as CVE-2014-3717. No exploit is available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Linux Foundation Xen 4.4.0 (Virtualization Software). It has been rated as problematic. Affected by this issue is some unknown processing. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, and availability. CVE summarizes:

Xen 4.4.x does not properly validate the load address for 64-bit ARM guest kernels, which allows local users to read system memory or cause a denial of service (crash) via a crafted kernel, which triggers a buffer overflow.

The weakness was published 05/19/2014 by Thomas Leonard as XSA-95. as confirmed security advisory (Website). The advisory is shared for download at xenbits.xen.org. This vulnerability is handled as CVE-2014-3717 since 05/14/2014. The attack needs to be approached locally. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 67388†) and Vulnerability Center (SBV-44570†). Similar entries are available at VDB-13235, VDB-13236, VDB-13237 and VDB-13238. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.1
VulDB Meta Temp Score: 4.9

VulDB Base Score: 5.1
VulDB Temp Score: 4.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Timelineinfo

05/14/2014 🔍
05/14/2014 +0 days 🔍
05/14/2014 +0 days 🔍
05/19/2014 +5 days 🔍
05/19/2014 +0 days 🔍
05/19/2014 +0 days 🔍
05/20/2014 +1 days 🔍
03/25/2015 +309 days 🔍
03/21/2022 +2553 days 🔍

Sourcesinfo

Vendor: linuxfoundation.org

Advisory: XSA-95.
Researcher: Thomas Leonard
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-3717 (🔍)
GCVE (CVE): GCVE-0-2014-3717
GCVE (VulDB): GCVE-100-69740
SecurityFocus: 67388 - Xen Loading Guest Kernel Multiple Denial of Service Vulnerabilities
SecurityTracker: 1030252
Vulnerability Center: 44570 - Xen 4.4.x Local File System Read and DoS via a Crafted Kernel, Low

See also: 🔍

Entryinfo

Created: 03/25/2015 16:45
Updated: 03/21/2022 15:02
Changes: 03/25/2015 16:45 (58), 05/28/2017 03:24 (5), 03/21/2022 15:02 (3)
Complete: 🔍
Cache ID: 216::103

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