Das U-Boot up to 2019.04 ext4 64-bit Extension memory corruption

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CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.4	$0-$5k	0.00

A vulnerability was found in Das U-Boot up to 2019.04. It has been classified as critical. Affected is some unknown processing of the component ext4 64-bit Extension. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Das U-Boot 2016.11-rc1 through 2019.04 mishandles the ext4 64-bit extension, resulting in a buffer overflow.

The bug was discovered 05/16/2019. The weakness was shared 05/10/2019 as confirmed git commit (GIT Repository). The advisory is available at git.denx.de. This vulnerability is traded as CVE-2019-11059 since 04/09/2019. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.denx.de.

The entries VDB-149550, VDB-151912, VDB-170131 and VDB-170132 are related to this item.

Productinfo

Name

Das U-Boot

Version

2019.04

License

free

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: febbc583319b567fe3d83e521cc2ace9be8d1501

Timelineinfo

04/09/2019 🔍
05/10/2019 +31 days 🔍
05/11/2019 +1 days 🔍
05/16/2019 +5 days 🔍
09/15/2023 +1583 days 🔍

Sourcesinfo

Advisory: git.denx.de
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2019-11059 (🔍)
See also: 🔍

Entryinfo

Created: 05/11/2019 02:58 AM
Updated: 09/15/2023 02:27 PM
Changes: 05/11/2019 02:58 AM (56), 06/08/2020 09:00 PM (2), 09/15/2023 02:27 PM (4)
Complete: 🔍
Cache ID: 98:CCA:40