Nlnet Labs nsd 4.2.0 nsd-checkzone dname.c dname_concatenate() memory corruption

A vulnerability was found in Nlnet Labs nsd 4.2.0 (Domain Name Software). It has been classified as critical. This affects the function dname_concatenate() of the file dname.c of the component nsd-checkzone. The manipulation with an unknown input leads to a memory corruption vulnerability (Stack-based). CWE is classifying the issue as CWE-119. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 07/03/2019. This vulnerability is uniquely identified as CVE-2019-13207 since 07/03/2019. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/04/2019).

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

Type

Vendor

Name

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: ≈5.5
VulDB Temp Score: ≈5.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Memory corruption / Stack-based (CWE-119)
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍Recommended: no mitigation known

0-Day Time: 🔒

07/03/2019 Advisory disclosed
07/03/2019 +0 days CVE assigned
07/04/2019 +1 days VulDB entry created
07/04/2019 +0 days VulDB last update
CVE: CVE-2019-13207 (🔒)Created: 07/04/2019 11:16 AM
Complete: 🔍

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