Treck TCP-IP Stack prior 6.0.1.66 TCP Length stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Treck TCP-IP Stack. It has been classified as critical. This impacts an unknown function of the component TCP Handler. This manipulation of the argument Length as part of Parameter causes stack-based overflow. This vulnerability is tracked as CVE-2020-11907. The attack is only possible within the local network. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Treck TCP-IP Stack and classified as critical. Affected by this vulnerability is an unknown code block of the component TCP Handler. The manipulation of the argument Length as part of a Parameter leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The Treck TCP/IP stack before 6.0.1.66 improperly handles a Length Parameter Inconsistency in TCP.

The weakness was disclosed 06/17/2020 as cisco-sa-treck-ip-stack-JyBQ5G as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. This vulnerability is known as CVE-2020-11907 since 04/19/2020. The exploitation appears to be easy. Access to the local network is required for this attack. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 6.0.1.66 eliminates this vulnerability.

The entries VDB-156836, VDB-156837, VDB-156838 and VDB-156839 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.1

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.3
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: TCP-IP Stack 6.0.1.66

Timelineinfo

04/19/2020 🔍
06/17/2020 +59 days 🔍
06/18/2020 +1 days 🔍
10/24/2020 +128 days 🔍

Sourcesinfo

Advisory: cisco-sa-treck-ip-stack-JyBQ5G
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-11907 (🔍)
GCVE (CVE): GCVE-0-2020-11907
GCVE (VulDB): GCVE-100-156847
See also: 🔍

Entryinfo

Created: 06/18/2020 08:19
Updated: 10/24/2020 21:49
Changes: 06/18/2020 08:19 (43), 06/18/2020 08:24 (17), 10/24/2020 21:49 (1)
Complete: 🔍
Cache ID: 216::103

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