Treck TCP-IP Stack 4.7.1.27/5.0.1.35/6.0.1.28/6.0.1.41 IPv6 out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.86

Summaryinfo

A vulnerability marked as problematic has been reported in Treck TCP-IP Stack. Affected by this issue is some unknown functionality of the component IPv6 Handler. The manipulation leads to out-of-bounds. This vulnerability is traded as CVE-2020-11899. It is possible to initiate the attack remotely. Furthermore, there is an exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Treck TCP-IP Stack and classified as problematic. This issue affects an unknown code of the component IPv6 Handler. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality. The summary by CVE is:

The Treck TCP/IP stack before 6.0.1.66 has an IPv6 Out-of-bounds Read.

The weakness was shared 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. The identification of this vulnerability is CVE-2020-11899 since 04/19/2020. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are unknown but an exploit is available.

It is declared as attacked. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 03/03/2022 with a due date of 03/17/2022:

Apply updates per vendor instructions.

Upgrading to version 6.0.1.66 eliminates this vulnerability.

The entries VDB-156836, VDB-156837, VDB-156838 and VDB-156840 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔍

CNA Base Score: 5.4
CNA Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Attacked

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

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 🔍
02/05/2025 +1693 days 🔍

Sourcesinfo

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

CVE: CVE-2020-11899 (🔍)
GCVE (CVE): GCVE-0-2020-11899
GCVE (VulDB): GCVE-100-156839
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 06/18/2020 08:17
Updated: 02/05/2025 05:15
Changes: 06/18/2020 08:17 (41), 06/18/2020 08:22 (17), 10/24/2020 21:01 (1), 04/23/2024 19:59 (28), 09/09/2024 22:29 (2), 02/05/2025 05:15 (12)
Complete: 🔍
Cache ID: 216::103

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