Linux Kernel Ethernet Driver Kernel Memory cleanup

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Linux Kernel. Affected is an unknown function of the component Ethernet Driver. Executing a manipulation can lead to cleanup (Kernel Memory). This vulnerability appears as CVE-2020-14304. The attack requires local access. There is no available exploit. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability has been found in Linux Kernel (Operating System) (the affected version unknown) and classified as problematic. This vulnerability affects an unknown part of the component Ethernet Driver. The manipulation with an unknown input leads to a cleanup vulnerability (Kernel Memory). The CWE definition for the vulnerability is CWE-460. The product does not clean up its state or incorrectly cleans up its state when an exception is thrown, leading to unexpected state or control flow. As an impact it is known to affect confidentiality. CVE summarizes:

A memory disclosure flaw was found in the Linux kernel's ethernet drivers, in the way it read data from the EEPROM of the device. This flaw allows a local user to read uninitialized values from the kernel memory. The highest threat from this vulnerability is to confidentiality.

The weakness was presented 09/15/2020 as not defined bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability was named CVE-2020-14304 since 06/17/2020. The attack needs to be approached locally. Additional levels of successful authentication are necessary for exploitation. There are neither technical details nor an exploit publicly available.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at bugs.debian.org.

See VDB-161250 and VDB-161249 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.3

VulDB Base Score: 2.3
VulDB Temp Score: 2.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.4
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Name: Kernel Memory
Class: Cleanup / Kernel Memory
CWE: CWE-460 / CWE-459
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: 🔍

0-Day Time: 🔍

Patch: bugs.debian.org

Timelineinfo

06/17/2020 🔍
09/15/2020 +90 days 🔍
09/16/2020 +1 days 🔍
09/16/2020 +0 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: bugzilla.redhat.com
Status: Not defined

CVE: CVE-2020-14304 (🔍)
GCVE (CVE): GCVE-0-2020-14304
GCVE (VulDB): GCVE-100-161248
See also: 🔍

Entryinfo

Created: 09/16/2020 07:35
Updated: 09/16/2020 07:40
Changes: 09/16/2020 07:35 (42), 09/16/2020 07:40 (12)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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