VDB-239477 · CVE-2023-32187 · GHSA-m4hf-6vgr-75r2

k3s TLS SAN denial of service

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.
6.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in k3s. It has been rated as problematic. The impacted element is an unknown function of the component TLS SAN Handler. The manipulation leads to denial of service. This vulnerability is uniquely identified as CVE-2023-32187. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in k3s (version unknown) and classified as problematic. This issue affects an unknown function of the component TLS SAN Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability.

The weakness was disclosed 09/12/2023. The advisory is shared at github.com. The identification of this vulnerability is CVE-2023-32187 since 05/04/2023. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

Upgrading eliminates this vulnerability.

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Productinfo

Name

CPE 2.3info

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CPE 2.2info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

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

CNA Base Score: 7.5
CNA Vector (SUSE): 🔍

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/04/2023 🔍
09/12/2023 +131 days 🔍
09/12/2023 +0 days 🔍
10/10/2023 +28 days 🔍

Sourcesinfo

Advisory: GHSA-m4hf-6vgr-75r2
Status: Confirmed

CVE: CVE-2023-32187 (🔍)
GCVE (CVE): GCVE-0-2023-32187
GCVE (VulDB): GCVE-100-239477

Entryinfo

Created: 09/12/2023 08:26
Updated: 10/10/2023 11:11
Changes: 09/12/2023 08:26 (36), 10/10/2023 11:04 (2), 10/10/2023 11:11 (12)
Complete: 🔍
Cache ID: 216::103