FreeBSD : OpenSSL -- ChaCha20-Poly1305 nonce vulnerability (e56f2f7c-410e-11e9-b95c-b499baebfeaf)

The OpenSSL project reports : Low: ChaCha20-Poly1305 with long nonces CVE-2019-1543 ChaCha20-Poly1305 is an AEAD cipher, and requires a unique nonce input for every encryption operation. RFC 7539 specifies that the nonce value IV should be 96 bits 12 bytes. OpenSSL allows a variable nonce length...

Design/Logic Flaw

ChaCha20-Poly1305 is an AEAD cipher, and requires a unique nonce input for every encryption operation. RFC 7539 specifies that the nonce value IV should be 96 bits 12 bytes. OpenSSL allows a variable nonce length and front pads the nonce with 0 bytes if it is less than 12 bytes. However it also...

Vulnerability in OpenSSL - ChaCha20-Poly1305 with long nonces

ChaCha20-Poly1305 is an AEAD cipher, and requires a unique nonce input for every encryption operation. RFC 7539 specifies that the nonce value IV should be 96 bits 12 bytes. OpenSSL allows a variable nonce length and front pads the nonce with 0 bytes if it is less than 12 bytes. However it also...

OpenSSL -- ChaCha20-Poly1305 nonce vulnerability

The OpenSSL project reports: Low: ChaCha20-Poly1305 with long nonces CVE-2019-1543 ChaCha20-Poly1305 is an AEAD cipher, and requires a unique nonce input for every encryption operation. RFC 7539 specifies that the nonce value IV should be 96 bits 12 bytes. OpenSSL allows a variable nonce length a...

Debian DLA-1682-1 : uriparser security update

Joergen Ibsen reported an issue with uriparser, a URI parsing library compliant with RFC 3986. An Out-of-bounds read for incomplete URIs with IPv6 addresses with embedded IPv4 address, e.g. '//::44.1', were possible. For Debian 8 'Jessie', this problem has been fixed in version 0.8.0.1-2+deb8u2. ...

DNS Flag Day & Akamai

Written by Jon Reed & Barry Greene DNS Flag Day is an industry event that promotes the adoption of the most up-to-date DNS features and ensures that non-standards-compliant servers don't negatively impact the global performance of the Internet. The 2019 DNS Flag Day will remove a number of...

[SECURITY] Fedora 29 Update: perl-Email-Address-1.912-1.fc29

This class implements a regex-based RFC 2822 parser that locates email addresses in strings and returns a list of Email::Address objects found. Alternatively you may construct objects manually. The goal of this software is to be correct, and very very fast...

[SECURITY] Fedora 28 Update: perl-Email-Address-1.912-1.fc28

This class implements a regex-based RFC 2822 parser that locates email addresses in strings and returns a list of Email::Address objects found. Alternatively you may construct objects manually. The goal of this software is to be correct, and very very fast...

Denial Of Service (DoS)

bind is vulnerable to denial of service DoS attacks. The vulnerability exists as the RFC 5011 implementation in rdata.c in ISC BIND 9.7.x and 9.8.x before 9.8.5-P2, 9.8.6b1, 9.9.x before 9.9.3-P2, and 9.9.4b1, and DNSco BIND 9.9.3-S1 before 9.9.3-S1-P1 and 9.9.4-S1b1, allows remote attackers to...

CVE-2019-5892

bgpd in FRRouting FRR aka Free Range Routing 2.x and 3.x before 3.0.4, 4.x before 4.0.1, 5.x before 5.0.2, and 6.x before 6.0.2 not affecting Cumulus Linux or VyOS, when ENABLEBGPVNC is used for Virtual Network Control, allows remote attackers to cause a denial of service peering session flap via...

CVE-2019-5892

bgpd in FRRouting FRR aka Free Range Routing 2.x and 3.x before 3.0.4, 4.x before 4.0.1, 5.x before 5.0.2, and 6.x before 6.0.2 not affecting Cumulus Linux or VyOS, when ENABLEBGPVNC is used for Virtual Network Control, allows remote attackers to cause a denial of service peering session flap via...

CVE-2019-5892

bgpd in FRRouting FRR aka Free Range Routing 2.x and 3.x before 3.0.4, 4.x before 4.0.1, 5.x before 5.0.2, and 6.x before 6.0.2 not affecting Cumulus Linux or VyOS, when ENABLEBGPVNC is used for Virtual Network Control, allows remote attackers to cause a denial of service peering session flap via...

CVE-2019-5892

Vulnerability: CVE-2019-5892 affects FRRouting (FRR) bgpd in versions 2.x/3.x before 3.0.4, 4.x before 4.0.1, 5.x before 5.0.2, and 6.x before 6.0.2. Root cause: ENABLE_BGP_VNC handling for Virtual Network Control does not implement RFC 7606, causing BGP UPDATE packets with attribute 255 to be tr...

Persistent XSRF on Kubernetes Dashboard using Redhat Keycloak Gatekeeper on Microsof Azure

tl;dr I found an XSRF in the OAuth implementation of Redhat Keycloak Gatekeeper. This would be a bit worse for people using Gatekeeper to protect their Kubernetes Dashboard especially in Microsof Azure. The Issue in Keycloak Gatekeeper Keycloak Gatekeeper is an OpenID Proxy service for Keycloak, ...

[SECURITY] Fedora 29 Update: uriparser-0.9.0-1.fc29

Uriparser is a strictly RFC 3986 compliant URI parsing library written in C. uriparser is cross-platform, fast, supports Unicode and is licensed under the New BSD license...

[SECURITY] Fedora 28 Update: uriparser-0.9.0-1.fc28

Uriparser is a strictly RFC 3986 compliant URI parsing library written in C. uriparser is cross-platform, fast, supports Unicode and is licensed under the New BSD license...

RCE in PHP or how to bypass disable_functions in PHP installations

Today we will explore an exciting method to remotely execute code even if an administrator set disablefunctions in the PHP configuration file. It works at most popular UNIX-like systems. CVE-2018–19518 was assigned to the vulnerability was found by a man with the @crlf nickname. Let’s see details...

Cross-site Scripting (XSS)

tomcat-http is vulnerable to cross-site scripting XSS attacks. The vulnerability exists due to the assumption that the Accept-Language header value received conforms to RFC 2616, allowing XSS attacks...

Phabricator: TOTP Key is shorter than RFC 4226 recommended minimum

mongoose Observed Behavior: When creating a TOTP secret a 16 character base32 encoded string is presented to the user. Expected Behavior: I would expect a 32 character base32 secret to be presented. The RFC recommends 160 bits of entropy, which is 32 character x 5 bits per character in a base32...

openSUSE: Security Advisory for openssl-1_1 (openSUSE-SU-2018:3013-1)

The remote host is missing an update for the Copyright C 2018 Greenbone Networks GmbH 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-or-later This program is free software; you can...