RHEL 7 : nss-softokn (RHSA-2020:1345)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:1345 advisory. The nss-softokn package provides the Network Security Services Softoken Cryptographic Module. Security Fixes: nss: Out-of-bounds write when...

CVE-2020-7919

An integer overflow vulnerability was found in the Go crypto/x509 and golang.org/x/crypto/cryptobyte libraries on 32-bit architectures. A remote attacker could exploit this by supplying a crafted x.509 certificate, or other ASN.1 structure, as either a client or server to crash vulnerable Go...

Loncom packer: from backdoors to Cobalt Strike

The previous story described an unusual way of distributing malware under disguise of an update for an expired security certificate. After the story went out, we conducted a detailed analysis of the samples we had obtained, with some interesting findings. All of the malware we examined from the...

CVE-2018-19854

An issue was discovered in the Linux kernel in the cryptoreportone and related functions in the crypto/cryptouser.c the crypto user configuration API which do not fully initialize structures that are copied to userspace, potentially leaking sensitive kernel memory content to a userspace...

RUSTSEC-2020-0006 Flaw in `realloc` allows reading unknown memory

When reallocing, if we allocate new space, we need to copy the old allocation's bytes into the new space. There are oldsize number of bytes in the old allocation, but we were accidentally copying newsize number of bytes, which could lead to copying bytes into the realloc'd space from past the chu...

Insecure Random

crypto-js uses an insecure random. An attacker is able to guess and discover generated values due to biasness in the secureRandom function...

March 2020 -- What's New in Security, Part 1

Welcome to Akamai's March 2020 Release! This release offers a week of product updates, with each day highlighting continued innovations across a different area of Akamai's product portfolio: Monday and Tuesday feature two days of security updates. There's a lot going on in Akamai's security...

Security Bulletin: Vulnerability in SSLv3 affects DataPower (CVE-2014-3566)

Summary SSLv3 contains a vulnerability that has been referred to as the Padding Oracle On Downgraded Legacy Encryption POODLE attack. SSLv3 is enabled by default in DataPower. Vulnerability Details CVE-ID: CVE-2014-3566 DESCRIPTION: Product could allow a remote attacker to obtain sensitive...

CVE-2020-7919

Removed by vendor...

Cross-site Scripting Vulnerability in Crypto Email System

Crypto Email System is an enterprise-level email system. A cross-site scripting vulnerability exists in Crypto Email System. An attacker can insert malicious js code into a page to obtain user cookies and other information, leading to user hijacking...

[ASA-202003-7] mbedtls: private key recovery

Arch Linux Security Advisory ASA-202003-7 ========================================= Severity: High Date : 2020-03-11 CVE-ID : CVE-2019-18222 Package : mbedtls Type : private key recovery Remote : No Link : https://security.archlinux.org/AVG-1104 Summary ======= The package mbedtls before version...

[ASA-202003-4] golang-golang-x-crypto: denial of service

Arch Linux Security Advisory ASA-202003-4 ========================================= Severity: Medium Date : 2020-03-08 CVE-ID : CVE-2020-9283 Package : golang-golang-x-crypto Type : denial of service Remote : Yes Link : https://security.archlinux.org/AVG-1109 Summary ======= The package...

More on Crypto AG

One follow-on to the story of Crypto AG being owned by the CIA: this interview with a Washington Post reporter. The whole thing is worth reading or listening to, but I was struck by these two quotes at the end: ...in South America, for instance, many of the governments that were using Crypto...

The EARN IT Act Is a Sneak Attack on Encryption

The crypto wars are back in full swing...

New Crypto in Go 1.14

Go 1.14 is out and with it come a few nice updates to crypto/tls! Will this certificate work? Certificate selection in TLS1 is a mess. I was going to try and describe it here to make the point, but I kept getting it wrong and it was even too messy for something just meant to make the point that i...

Moxa EDS-G516E and EDS-510E series weak cryptographic algorithm vulnerability

Moxa EDS-G516E and EDS-510E series are both Ethernet switches manufactured by Moxa. A weak cryptographic algorithm vulnerability exists in the Moxa EDS-G516E and EDS-510E series, which can be exploited by attackers to obtain sensitive information...

Nord Security: Reduced Payment amount while paying on Crypto Currencies

Summary: While the payment is made via Crypto Currencies on the site "https://join.nordvpn.com/order/", the amount can be reduced to 25.64 instead of the original amount, this can cause loss of revenue to the company. Even the BTC value reflects the reduced converted values, see the screenshot...

Policy vs Technology

Sometime around 1993 or 1994, during the first Crypto Wars, I was part of a group of cryptography experts that went to Washington to advocate for strong encryption. Matt Blaze and Ron Rivest were with me; I don't remember who else. We met with then Massachusetts Representative Ed Markey. He didn'...

Signature Verification With Malformed Public Keys

github.com/golang/crypto is vulnerable to signature verification with malformed public keys. The vulnerability exists because it does not handle malformed ed25519 public keys properly, allowing a malicious SSH client to provide malicious a ssh-ed25519 or [email protected] public keys to...

CVE-2020-9283

golang.org/x/crypto before v0.0.0-20200220183623-bac4c82f6975 for Go allows a panic during signature verification in the golang.org/x/crypto/ssh package. A client can attack an SSH server that accepts public keys. Also, a server can attack any SSH client...