SB2024061711 - SUSE update for bind 

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Main Vulnerability Database SB2024061711

SB2024061711 - SUSE update for bind

Published: June 17, 2024 Updated: August 23, 2024

Security Bulletin ID SB2024061711
Severity
Medium
Patch available
YES
Number of vulnerabilities 5
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 5 secuirty vulnerabilities.


1) Resource exhaustion (CVE-ID: CVE-2023-4408)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources when parsing DNS messages. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.


2) Resource exhaustion (CVE-ID: CVE-2023-50387)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation when processing DNSSEC related records. A remote attacker can trigger resource exhaustion by forcing the DNS server to query a specially crafted DNSSEC zone and perform a denial of service (DoS) attack.


3) Resource exhaustion (CVE-ID: CVE-2023-50868)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation when processing DNSSEC related records. A remote attacker can trigger resource exhaustion by forcing the DNS server to query a specially crafted DNSSEC zone and perform a denial of service (DoS) attack.


4) Reachable Assertion (CVE-ID: CVE-2023-5517)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a reachable assertion when querying RFC 1918 reverse zones. A remote attacker can send a specially crafted DNS query and perform a denial of service attack.


5) Resource exhaustion (CVE-ID: CVE-2023-6516)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources when processing specific recursive patterns. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack against the DNS resolver.


Remediation

Install update from vendor's website.

References