Side-channel Attack

GnuPG is vulnerable to side-channel attacks. An attacker in close physical range to the target system is able to decrypt ciphertexts using acoustic cryptanalysis to recover the RSA secret key belonging to the system...

SUSE SLES15 Security Update : openssl-1_0_0 (SUSE-SU-2018:2965-1)

This update for openssl-100 to 1.0.2p fixes the following issues : These security issues were fixed : Prevent One&Done side-channel attack on RSA that allowed physically near attackers to use EM emanations to recover information bsc1104789 CVE-2018-0737: The RSA Key generation algorithm has been...

SUSE SLES12 Security Update : compat-libgcrypt11 (SUSE-SU-2017:1866-1)

This update for libgcrypt fixes the following security issue : - CVE-2017-7526: Hardening against local side-channel attack. bsc1046607 Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically...

SUSE SLED15 / SLES15 Security Update : gnutls (SUSE-SU-2018:2930-1)

This update for gnutls fixes the following security issues : Improved mitigations against Lucky 13 class of attacks CVE-2018-10846: 'Just in Time' PRIME + PROBE cache-based side channel attack can lead to plaintext recovery bsc1105460 CVE-2018-10845: HMAC-SHA-384 vulnerable to Lucky thirteen atta...

SUSE-SU-2018:4274-1 Security update for openssl

This update for openssl fixes the following issues: Security issues fixed: - CVE-2018-0734: Fixed timing vulnerability in DSA signature generation bsc1113652. - CVE-2018-5407: Fixed elliptic curve scalar multiplication timing attack defenses bsc1113534. - CVE-2016-8610: Adjusted current fix and a...

SUSE-SU-2018:4235-1 Security update for MozillaFirefox, mozilla-nspr and mozilla-nss

This update for MozillaFirefox, mozilla-nss and mozilla-nspr fixes the following issues: Issues fixed in MozillaFirefox: - Update to Firefox ESR 60.4 bsc1119105 - CVE-2018-17466: Fixed a buffer overflow and out-of-bounds read in ANGLE library with TextureStorage11 - CVE-2018-18492: Fixed a...

SUSE SLED12 / SLES12 Security Update : compat-openssl098 (SUSE-SU-2018:4068-1)

This update for compat-openssl098 fixes the following issues : Security issues fixed : CVE-2018-0734: Fixed timing vulnerability in DSA signature generation bsc1113652. CVE-2018-5407: Fixed elliptic curve scalar multiplication timing attack defenses bsc1113534. CVE-2016-8610: Adjusted current fix...

openSUSE Security Update : compat-openssl098 (openSUSE-2018-1529)

This update for compat-openssl098 fixes the following issues : Security issues fixed : - CVE-2018-0734: Fixed timing vulnerability in DSA signature generation bsc1113652. - CVE-2018-5407: Fixed elliptic curve scalar multiplication timing attack defenses bsc1113534. - CVE-2016-8610: Adjusted curre...

CVE-2018-12404

A cached side channel attack during handshakes using RSA encryption could allow for the decryption of encrypted content. This is a variant of the Adaptive Chosen Ciphertext attack AKA Bleichenbacher attack and affects all NSS versions prior to NSS 3.41...

Amazon Linux 2 : gnutls (ALAS-2018-1120)

It was found that GnuTLS's implementation of HMAC-SHA-256 was vulnerable to Lucky Thirteen-style attack. A remote attacker could use this flaw to conduct distinguishing attacks and plain text recovery attacks via statistical analysis of timing data using crafted packets.CVE-2018-10844 It was foun...

Amazon Linux AMI : openssl (ALAS-2018-1102)

Libgcrypt allows a memory-cache side-channel attack on ECDSA signatures that can be mitigated through the use of blinding during the signing process in the gcryeccecdsasign function in cipher/ecc-ecdsa.c, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : OpenSSL vulnerabilities (USN-3840-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-3840-1 advisory. Samuel Weiser discovered that OpenSSL incorrectly handled DSA signing. An attacker could possibly use this issue to perform a...

USN-3840-1: OpenSSL vulnerabilities

Samuel Weiser discovered that OpenSSL incorrectly handled DSA signing. An attacker could possibly use this issue to perform a timing side-channel attack and recover private DSA keys. CVE-2018-0734 Samuel Weiser discovered that OpenSSL incorrectly handled ECDSA signing. An attacker could possibly...

Medium: openssl

Issue Overview: Libgcrypt allows a memory-cache side-channel attack on ECDSA signatures that can be mitigated through the use of blinding during the signing process in the gcryeccecdsasign function in cipher/ecc-ecdsa.c, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA...

SUSE-SU-2018:3964-1 Security update for openssl1

This update for openssl1 fixes the following issues: Security issues fixed: - CVE-2018-0734: Fixed timing vulnerability in DSA signature generation bsc1113652. - CVE-2018-5407: Fixed elliptic curve scalar multiplication timing attack defenses bsc1113534. - CVE-2016-8610: Adjusted current fix and...

Cross site scripting

A Bleichenbacher type side-channel based padding oracle attack was found in the way nettle handles endian conversion of RSA decrypted PKCS1 v1.5 data. An attacker who is able to run a process on the same physical core as the victim process, could use this flaw extract plaintext or in some cases...

CVE-2018-16869

A Bleichenbacher type side-channel based padding oracle attack was found in the way nettle handles endian conversion of RSA decrypted PKCS1 v1.5 data. An attacker who is able to run a process on the same physical core as the victim process, could use this flaw extract plaintext or in some cases...

CVE-2018-16868

A Bleichenbacher type side-channel based padding oracle attack was found in the way gnutls handles verification of RSA decrypted PKCS1 v1.5 data. An attacker who is able to run process on the same physical core as the victim process, could use this to extract plaintext or in some cases downgrade...

CVE-2018-16868

A Bleichenbacher type side-channel based padding oracle attack was found in the way gnutls handles verification of RSA decrypted PKCS1 v1.5 data. An attacker who is able to run process on the same physical core as the victim process, could use this to extract plaintext or in some cases downgrade...

CVE-2018-16869

A Bleichenbacher type side-channel based padding oracle attack was found in the way nettle handles endian conversion of RSA decrypted PKCS1 v1.5 data. An attacker who is able to run a process on the same physical core as the victim process, could use this flaw extract plaintext or in some cases...