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CVE-2023-1206

Good to know:

Date: June 30, 2023

A hash collision flaw was found in the IPv6 connection lookup table in the Linux kernel’s IPv6 functionality when a user makes a new kind of SYN flood attack. A user located in the local network or with a high bandwidth connection can increase the CPU usage of the server that accepts IPV6 connections up to 95%.

Language: C

Severity Score

5.7

Related Resources (9)

Url: https://www.debian.org/security/2023/dsa-5492

Url: https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html

Url: https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html

Url: https://access.redhat.com/security/cve/CVE-2023-1206

Url: https://www.debian.org/security/2023/dsa-5480

Url: https://security.netapp.com/advisory/ntap-20230929-0006/

Url: https://bugzilla.redhat.com/show_bug.cgi?id=2175903

Url: https://nvd.nist.gov/vuln/detail/CVE-2023-1206

Url: https://www.mend.io/vulnerability-database/CVE-2023-1206

Severity Score

5.7

Weakness Type (CWE)

Uncontrolled Resource Consumption ('Resource Exhaustion')

CWE-400

Top Fix

Upgrade Version

Upgrade to version v4.14.322,v4.19.291,v5.4.253,v5.10.190,v5.15.124,v6.1.43,v6.4.8,v6.5-rc4

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CVSS v3.1

Base Score:	5.7
Attack Vector (AV):	ADJACENT_NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

Mend.io Vulnerability Database

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CVE-2023-1206

Good to know:

Date: June 30, 2023

Language: C

Severity Score

Related Resources (9)

Severity Score

Weakness Type (CWE)

Top Fix

Upgrade Version

CVSS v3.1

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