VDB-139561 · CVE-2019-13104 · GCVE-0-2019-13104

Das U-Boot up to 2019.07-rc4 ext4 Filesystem memcpy memory corruption

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.
6.5	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Das U-Boot up to 2019.07-rc4. This issue affects the function memcpy of the component ext4 Filesystem. This manipulation causes memory corruption. This vulnerability is handled as CVE-2019-13104. It is possible to launch the attack on the local host. There is not any exploit available.

Detailsinfo

A vulnerability was found in Das U-Boot up to 2019.07-rc4. It has been declared as critical. Affected by this vulnerability is the function memcpy of the component ext4 Filesystem. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In Das U-Boot versions 2016.11-rc1 through 2019.07-rc4, an underflow can cause memcpy() to overwrite a very large amount of data (including the whole stack) while reading a crafted ext4 filesystem.

The weakness was released 08/06/2019 (Website). The advisory is shared at lists.opensuse.org. This vulnerability is known as CVE-2019-13104 since 06/30/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entry connected to this vulnerability is available at VDB-139563. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Das U-Boot

Version

License

free

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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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: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/30/2019 🔍
08/06/2019 +37 days 🔍
08/07/2019 +1 days 🔍
07/21/2020 +349 days 🔍

Sourcesinfo

Advisory: lists.opensuse.org
Status: Not defined

CVE: CVE-2019-13104 (🔍)
GCVE (CVE): GCVE-0-2019-13104
GCVE (VulDB): GCVE-100-139561
See also: 🔍

Entryinfo

Created: 08/07/2019 09:06
Updated: 07/21/2020 23:03
Changes: 08/07/2019 09:06 (54), 07/21/2020 23:03 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.