Ubuntu 18.04 LTS / 20.04 LTS : Go Networking vulnerability (USN-8416-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8416-1 advisory. It was discovered that Go Networking incorrectly handled certain Punycode-encoded labels in the idna package. An attacker could possibly use this issu...

USN-8416-1: Go Networking vulnerability

It was discovered that Go Networking incorrectly handled certain Punycode-encoded labels in the idna package. An attacker could possibly use this issue to bypass hostname-based access restrictions...

CVE-2025-48840

An authentication bypass by spoofing vulnerability in Fortinet FortiWeb 7.6.0 through 7.6.3, FortiWeb 7.4.0 through 7.4.8, FortiWeb 7.2 all versions, FortiWeb 7.0 all versions may allow a remote unauthenticated attacker to bypass hostname restrictions via a specially crafted request...

EUVD-2025-208486

An authentication bypass by spoofing vulnerability in Fortinet FortiWeb 7.6.0 through 7.6.3, FortiWeb 7.4.0 through 7.4.8, FortiWeb 7.2 all versions, FortiWeb 7.0 all versions may allow a remote unauthenticated attacker to bypass hostname restrictions via a specially crafted request...

EUVD-2025-208485

An authentication bypass by spoofing vulnerability in Fortinet FortiWeb 7.6.0 through 7.6.3, FortiWeb 7.4.0 through 7.4.8, FortiWeb 7.2 all versions, FortiWeb 7.0 all versions may allow a remote unauthenticated attacker to bypass hostname restrictions via a specially crafted request...

CVE-2025-48840

An authentication bypass by spoofing vulnerability in Fortinet FortiWeb 7.6.0 through 7.6.3, FortiWeb 7.4.0 through 7.4.8, FortiWeb 7.2 all versions, FortiWeb 7.0 all versions may allow a remote unauthenticated attacker to bypass hostname restrictions via a specially crafted request...

CVE-2025-48840

CVE-2025-48840 affects Fortinet FortiWeb: an authentication bypass by spoofing via hostname restrictions. Vulnerable are FortiWeb versions 7.6.0–7.6.3, 7.4.0–7.4.8, and all 7.2 and all 7.0 versions. The issue allows a remote unauthenticated attacker to bypass hostname restrictions through a craft...

CVE-2025-48840

An authentication bypass by spoofing vulnerability in Fortinet FortiWeb 7.6.0 through 7.6.3, FortiWeb 7.4.0 through 7.4.8, FortiWeb 7.2 all versions, FortiWeb 7.0 all versions may allow a remote unauthenticated attacker to bypass hostname restrictions via a specially crafted request...

CVE-2025-48840

An authentication bypass by spoofing vulnerability in Fortinet FortiWeb 7.6.0 through 7.6.3, FortiWeb 7.4.0 through 7.4.8, FortiWeb 7.2 all versions, FortiWeb 7.0 all versions may allow a remote unauthenticated attacker to bypass hostname restrictions via a specially crafted request...

PT-2026-24230

🚨 CVE-2025-48840 An authentication bypass by spoofing vulnerability in Fortinet FortiWeb 7.6.0 through 7.6.3, FortiWeb 7.4.0 through 7.4.8, FortiWeb 7.2 all versions, FortiWeb 7.0 all versions may allow a remote unauthenticated attacker to bypass hostname restrictions via a specially crafted...

Exploit for Incorrect Authorization in Sudo_Project Sudo

CVE-2025-32462 – Sudo Hostname Bypass Privilege Escalation !...

CVE-2019-18677

An issue was discovered in Squid 3.x and 4.x through 4.8 when the appenddomain setting is used because the appended characters do not properly interact with hostname length restrictions. Due to incorrect message processing, it can inappropriately redirect traffic to origins it should not be...

[Backports-security-announce] Security Update for proftpd-dfsg

Francesco P. Lovergine uploaded new packages for proftpd-dfsg which fixed the following security problem: CVE-2009-3639 The modtls module in ProFTPD before 1.3.2b, and 1.3.3 before 1.3.3rc2, when the dNSNameRequired TLS option is enabled, does not properly handle a \0 character in a domain name i...

CVE-2002-0511

The default configuration of Name Service Cache Daemon nscd in Caldera OpenLinux 3.1 and 3.1.1 uses cached PTR records instead of consulting the authoritative DNS server for the A record, which could make it easier for remote attackers to bypass applications that restrict access based on host nam...