Das U-Boot up to 2019.07 net_process_received_packet UDP Packet memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

A vulnerability classified as critical was found in Das U-Boot up to 2019.07. Affected by this vulnerability is the function net_process_received_packet. The manipulation as part of a UDP Packet 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:

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy when parsing a UDP packet due to a net_process_received_packet integer underflow during an nc_input_packet call.

The weakness was disclosed 07/31/2019. This vulnerability is known as CVE-2019-14192 since 07/19/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

Proper firewalling of is able to address this issue.

The entries 139091, 139090, 139089 and 139088 are pretty similar.

Productinfo

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License

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: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/19/2019 🔍
07/31/2019 +12 days 🔍
08/01/2019 +1 days 🔍
11/14/2023 +1566 days 🔍

Sourcesinfo

Advisory: blog.semmle.com
Status: Not defined

CVE: CVE-2019-14192 (🔍)
See also: 🔍

Entryinfo

Created: 08/01/2019 09:39
Updated: 11/14/2023 15:17
Changes: 08/01/2019 09:39 (37), 07/17/2020 09:29 (17), 11/14/2023 15:17 (4)
Complete: 🔍

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