GHSA-7XRH-HQFC-G7QR Apache ZooKeeper: Reverse-DNS fallback enables hostname verification bypass in ZooKeeper ZKTrustManager

Hostname verification in Apache ZooKeeper ZKTrustManager falls back to reverse DNS PTR when IP SAN validation fails, allowing attackers who control or spoof PTR records to impersonate ZooKeeper servers or clients with a valid certificate for the PTR name. It's important to note that attacker must...

DEBIAN-CVE-2026-24281

Hostname verification in Apache ZooKeeper ZKTrustManager falls back to reverse DNS PTR when IP SAN validation fails, allowing attackers who control or spoof PTR records to impersonate ZooKeeper servers or clients with a valid certificate for the PTR name. It's important to note that attacker must...

CVE-2026-24281

Hostname verification in Apache ZooKeeper ZKTrustManager falls back to reverse DNS PTR when IP SAN validation fails, allowing attackers who control or spoof PTR records to impersonate ZooKeeper servers or clients with a valid certificate for the PTR name. It's important to note that attacker must...

CVE-2026-24281

Hostname verification in Apache ZooKeeper ZKTrustManager falls back to reverse DNS PTR when IP SAN validation fails, allowing attackers who control or spoof PTR records to impersonate ZooKeeper servers or clients with a valid certificate for the PTR name. It's important to note that attacker must...

UBUNTU-CVE-2026-24281

Hostname verification in Apache ZooKeeper ZKTrustManager falls back to reverse DNS PTR when IP SAN validation fails, allowing attackers who control or spoof PTR records to impersonate ZooKeeper servers or clients with a valid certificate for the PTR name. It's important to note that attacker must...

CVE-2026-24281 Apache ZooKeeper: Reverse-DNS fallback enables hostname verification bypass in ZooKeeper ZKTrustManager

Hostname verification in Apache ZooKeeper ZKTrustManager falls back to reverse DNS PTR when IP SAN validation fails, allowing attackers who control or spoof PTR records to impersonate ZooKeeper servers or clients with a valid certificate for the PTR name. It's important to note that attacker must...

CVE-2026-24281

CVE-2026-24281 — Apache ZooKeeper ZKTrustManager reverse DNS fallback . The vulnerability arises when IP SAN validation fails and ZKTrustManager falls back to PTR-based name resolution, enabling attackers who control or spoof PTR records to impersonate ZooKeeper servers or clients with certificat...

CVE-2026-24281

Hostname verification in Apache ZooKeeper ZKTrustManager falls back to reverse DNS PTR when IP SAN validation fails, allowing attackers who control or spoof PTR records to impersonate ZooKeeper servers or clients with a valid certificate for the PTR name. It's important to note that attacker must...

CVE-2026-24281 Apache ZooKeeper: Reverse-DNS fallback enables hostname verification bypass in ZooKeeper ZKTrustManager

Hostname verification in Apache ZooKeeper ZKTrustManager falls back to reverse DNS PTR when IP SAN validation fails, allowing attackers who control or spoof PTR records to impersonate ZooKeeper servers or clients with a valid certificate for the PTR name. It's important to note that attacker must...

Apache Zookeeper 安全漏洞

Apache Zookeeper is a software project of the Apache Foundation in the United States. It provides open-source distributed configuration services, synchronization services, and naming registration capabilities for large-scale distributed computing systems. There is a security vulnerability in Apac...

EUVD-2026-5835

The Spam protection, Anti-Spam, FireWall by CleanTalk plugin for WordPress is vulnerable to unauthorized Arbitrary Plugin Installation due to an authorization bypass via reverse DNS PTR record spoofing on the 'checkWithoutToken' function in all versions up to, and including, 6.71. This makes it...

CVE-2026-1490 Spam protection, Honeypot, Anti-Spam by CleanTalk <= 6.71 - Authorization Bypass via Reverse DNS (PTR record) Spoofing to Unauthenticated Arbitrary Plugin Installation

The Spam protection, Anti-Spam, FireWall by CleanTalk plugin for WordPress is vulnerable to unauthorized Arbitrary Plugin Installation due to an authorization bypass via reverse DNS PTR record spoofing on the 'checkWithoutToken' function in all versions up to, and including, 6.71. This makes it...

MiracleLinux 8 : java-21-openjdk-21.0.3.0.9-1.el8.ML.1 (AXSA:2024-7709:07)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-7709:07 advisory. OpenJDK: long Exception message leading to crash 8319851 CVE-2024-21011 OpenJDK: integer overflow in C1 compiler address generation 8322122...

MiracleLinux 9 : java-11-openjdk-11.0.23.0.9-3.el9.ML.1 (AXSA:2024-7717:10)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-7717:10 advisory. OpenJDK: long Exception message leading to crash 8319851 CVE-2024-21011 OpenJDK: integer overflow in C1 compiler address generation 8322122...

PT-2026-23852

Name of the Vulnerable Software and Affected Versions Apache ZooKeeper versions prior to 3.8.6 Apache ZooKeeper versions prior to 3.9.5 Description A flaw exists in the hostname verification process within Apache ZooKeeper’s ZKTrustManager. When IP Subject Alternative Name SAN validation fails, t...

EUVD-2000-0533

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EUVD-2000-0540

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EUVD-2002-0178

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EUVD-2002-0796

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EUVD-2003-0380

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