Missing Authentication for Critical Function

Overview Affected versions of this package are vulnerable to Missing Authentication for Critical Function via the handleHello process. An attacker can exhaust system memory and disrupt service availability by repeatedly sending unauthenticated DNS queries that trigger unbounded session allocation...

Missing Authentication for Critical Function

Overview Affected versions of this package are vulnerable to Missing Authentication for Critical Function via the handleHello process. An attacker can exhaust system memory and disrupt service availability by repeatedly sending unauthenticated DNS queries that trigger unbounded session allocation...

Missing Authentication for Critical Function

Overview Affected versions of this package are vulnerable to Missing Authentication for Critical Function via the handleHello process. An attacker can exhaust system memory and disrupt service availability by repeatedly sending unauthenticated DNS queries that trigger unbounded session allocation...

GHSA-WXRW-GVG8-FQJP Sliver has DNS C2 OTP Bypass that Allows Unauthenticated Session Flooding and Denial of Service

Summary The DNS C2 listener accepts unauthenticated TOTP bootstrap messages and allocates server-side DNS sessions without validating OTP values, even when EnforceOTP is enabled. Because sessions are stored without a cleanup/expiry path in this flow, an unauthenticated remote actor can repeatedly...

PT-2026-6972

Name of the Vulnerable Software and Affected Versions Sliver versions prior to 1.7.0 Description The DNS command and control C2 listener accepts unauthenticated Time-based One-Time Password TOTP bootstrap messages and allocates server-side DNS sessions without validating the OTP values, even when...

CVE-2020-37119

Nsauditor 3.0.28 and 3.2.1.0 contains a buffer overflow vulnerability in the DNS Lookup tool that allows attackers to execute arbitrary code by overwriting memory. Attackers can craft a malicious DNS query payload to trigger a three-byte overwrite, bypass ASLR, and execute shellcode through a...

CVE-2020-37119

Nsauditor 3.0.28 and 3.2.1.0 contains a buffer overflow vulnerability in the DNS Lookup tool that allows attackers to execute arbitrary code by overwriting memory. Attackers can craft a malicious DNS query payload to trigger a three-byte overwrite, bypass ASLR, and execute shellcode through a...

CVE-2020-37119 Nsauditor 3.2.1.0 - Buffer Overflow (SEH+ASLR bypass (3 bytes overwrite))

Nsauditor 3.0.28 and 3.2.1.0 contains a buffer overflow vulnerability in the DNS Lookup tool that allows attackers to execute arbitrary code by overwriting memory. Attackers can craft a malicious DNS query payload to trigger a three-byte overwrite, bypass ASLR, and execute shellcode through a...

CVE-2020-37119 Nsauditor 3.2.1.0 - Buffer Overflow (SEH+ASLR bypass (3 bytes overwrite))

Nsauditor 3.0.28 and 3.2.1.0 contains a buffer overflow vulnerability in the DNS Lookup tool that allows attackers to execute arbitrary code by overwriting memory. Attackers can craft a malicious DNS query payload to trigger a three-byte overwrite, bypass ASLR, and execute shellcode through a...

CVE-2020-37119

Nsauditor 3.0.28 and 3.2.1.0 contains a buffer overflow vulnerability in the DNS Lookup tool that allows attackers to execute arbitrary code by overwriting memory. Attackers can craft a malicious DNS query payload to trigger a three-byte overwrite, bypass ASLR, and execute shellcode through a...

Sanctioned Bulletproof Host Linked to Hijacking of Old Home Routers

Compromised home routers in 30+ countries had DNS traffic redirected, sending users to malicious sites while normal browsing appeared unaffected...

PT-2026-6564

Nsauditor 3.0.28 and 3.2.1.0 contains a buffer overflow vulnerability in the DNS Lookup tool that allows attackers to execute arbitrary code by overwriting memory. Attackers can craft a malicious DNS query payload to trigger a three-byte overwrite, bypass ASLR, and execute shellcode through a...

CVE-2026-25518

cert-manager adds certificates and certificate issuers as resource types in Kubernetes clusters, and simplifies the process of obtaining, renewing and using those certificates. In versions from 1.18.0 to before 1.18.5 and from 1.19.0 to before 1.19.3, the cert-manager-controller performs DNS...

CVE-2026-25518 cert-manager-controller DoS via Specially Crafted DNS Response

cert-manager adds certificates and certificate issuers as resource types in Kubernetes clusters, and simplifies the process of obtaining, renewing and using those certificates. In versions from 1.18.0 to before 1.18.5 and from 1.19.0 to before 1.19.3, the cert-manager-controller performs DNS...

EUVD-2026-5341

cert-manager adds certificates and certificate issuers as resource types in Kubernetes clusters, and simplifies the process of obtaining, renewing and using those certificates. In versions from 1.18.0 to before 1.18.5 and from 1.19.0 to before 1.19.3, the cert-manager-controller performs DNS...

Security update for glibc

This update for glibc fixes the following issues: Security fixes: CVE-2026-0861: Fixed inadequate size check in the memalign suite may result in an integer overflow bsc1256766. CVE-2026-0915: Fixed uninitialized stack buffer used as DNS query name when net==0 in nssdnsgetnetbyaddrr bsc1256822...

When Cloud Outages Ripple Across the Internet

Recent major cloud service outages have been hard to miss. High-profile incidents affecting providers such as AWS, Azure, and Cloudflare have disrupted large parts of the internet, taking down websites and services that many other systems depend on. The resulting ripple effects have halted...

USN-8005-1: GNU C Library vulnerabilities

Vitaly Simonovich discovered that the GNU C Library did not properly initialize the input when WRDEREUSE is used. An attacker could possibly use this issue to cause applications to crash, leading to a denial of service. CVE-2025-15281 Anastasia Belova discovered that the GNU C Library incorrectly...

USN-8005-1 glibc vulnerabilities

Vitaly Simonovich discovered that the GNU C Library did not properly initialize the input when WRDEREUSE is used. An attacker could possibly use this issue to cause applications to crash, leading to a denial of service. CVE-2025-15281 Anastasia Belova discovered that the GNU C Library incorrectly...

Huawei EulerOS: Security Advisory for unbound (EulerOS-SA-2026-1228)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...