CVE-2024-21484

Versions of the package jsrsasign before 11.0.0 are vulnerable to Observable Discrepancy via the RSA PKCS1.5 or RSAOAEP decryption process. An attacker can decrypt ciphertexts by exploiting the Marvin security flaw. Exploiting this vulnerability requires the attacker to have access to a large...

Spoofing

Versions of the package jsrsasign before 11.0.0 are vulnerable to Observable Discrepancy via the RSA PKCS1.5 or RSAOAEP decryption process. An attacker can decrypt ciphertexts by exploiting the Marvin security flaw. Exploiting this vulnerability requires the attacker to have access to a large...

CVE-2024-21484

Versions of the package jsrsasign before 11.0.0 are vulnerable to Observable Discrepancy via the RSA PKCS1.5 or RSAOAEP decryption process. An attacker can decrypt ciphertexts by exploiting the Marvin security flaw. Exploiting this vulnerability requires the attacker to have access to a large...

CVE-2024-21484

CVE-2024-21484 affects the jsrsasign JavaScript library prior to 11.0.0, where an observable discrepancy in RSA PKCS#1.5 or RSAOAEP decryption can allow an attacker to decrypt ciphertexts. The attack requires access to a large number of ciphertexts encrypted with the same key (Marvin attack). The...

CVE-2024-21484

Versions of the package jsrsasign before 11.0.0 are vulnerable to Observable Discrepancy via the RSA PKCS1.5 or RSAOAEP decryption process. An attacker can decrypt ciphertexts by exploiting the Marvin security flaw. Exploiting this vulnerability requires the attacker to have access to a large...

CVE-2024-21484

Versions of the package jsrsasign before 11.0.0 are vulnerable to Observable Discrepancy via the RSA PKCS1.5 or RSAOAEP decryption process. An attacker can decrypt ciphertexts by exploiting the Marvin security flaw. Exploiting this vulnerability requires the attacker to have access to a large...

Medium: nss-softokn

Issue Overview: It was discovered that the numerical library used in NSS for RSA cryptography leaks information whether high order bits of the RSA decryption result are zero. This information can be used to mount a Bleichenbacher or Manger like attack against all RSA decryption operations. As the...

macOS 14.x < 14.3 Multiple Vulnerabilities (HT214061)

The remote host is running a version of macOS / Mac OS X that is 14.x prior to 14.3. It is, therefore, affected by multiple vulnerabilities: - The issue was addressed with improved memory handling. This issue is fixed in watchOS 10.3, tvOS 17.3, iOS 17.3 and iPadOS 17.3, macOS Sonoma 14.3, iOS...

Ubuntu 20.04 LTS / 22.04 LTS / 23.04 / 23.10 : libssh vulnerabilities (USN-6592-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS / 23.04 / 23.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6592-1 advisory. It was discovered that libssh incorrectly handled the ProxyCommand and the ProxyJump features. A remote attacker could possib...

jsrsasign Security Vulnerabilities

The jsrsasign package is an open source cryptographic library from the individual developer Kenji Urashima in Japan. A security vulnerability exists in jsrsasign versions prior to 11.0.0, which stems from the susceptibility to Observable Discrepancy in the decryption process of RSA PKCS1.5 or...

Medium: nss

Issue Overview: It was discovered that the numerical library used in NSS for RSA cryptography leaks information whether high order bits of the RSA decryption result are zero. This information can be used to mount a Bleichenbacher or Manger like attack against all RSA decryption operations. As the...

Medium: python-pycryptodomex

Issue Overview: PyCryptodome and pycryptodomex before 3.19.1 allow side-channel leakage for OAEP decryption, exploitable for a Manger attack. CVE-2023-52323 Affected Packages: python-pycryptodomex Issue Correction: Run dnf update python-pycryptodomex --releasever 2023.3.20240122 to update your...

Medium: python-pycryptodomex

Issue Overview: PyCryptodome and pycryptodomex before 3.19.1 allow side-channel leakage for OAEP decryption, exploitable for a Manger attack. CVE-2023-52323 Affected Packages: python-pycryptodomex Issue Correction: Run dnf update python-pycryptodomex --releasever 2023.3.20240122 or dnf update...

Medium: nss-softokn

Issue Overview: It was discovered that the numerical library used in NSS for RSA cryptography leaks information whether high order bits of the RSA decryption result are zero. This information can be used to mount a Bleichenbacher or Manger like attack against all RSA decryption operations. As the...

Marvin Attack of RSA and RSAOAEP decryption in jsrsasign

Impact RSA PKCS1.5 or RSAOAEP ciphertexts may be decrypted by this Marvin attack vulnerability. Patches update to jsrsasign 11.0.0. Workarounds Find and replace RSA and RSAOAEP decryption with other crypto library. References https://people.redhat.com/hkario/marvin/...

GHSA-RH63-9QCF-83GF Marvin Attack of RSA and RSAOAEP decryption in jsrsasign

Impact RSA PKCS1.5 or RSAOAEP ciphertexts may be decrypted by this Marvin attack vulnerability. Patches update to jsrsasign 11.0.0. Workarounds Find and replace RSA and RSAOAEP decryption with other crypto library. References https://people.redhat.com/hkario/marvin/...

EulerOS Virtualization 2.9.0 : qemu (EulerOS-SA-2023-3111)

According to the versions of the qemu package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - A flaw was found in the QEMU virtual crypto device while handling data encryption/decryption requests in virtiocryptohandlesymreq...

GLSA-202401-24 : Nettle: Denial of Service

The remote host is affected by the vulnerability described in GLSA-202401-24 Nettle: Denial of Service - A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext. An attacker could use this flaw to provide a manipulated ciphertext leading to application...

Nettle: Denial of Service

Background Nettle is a cryptographic library that is designed to fit easily in almost any context: In cryptographic toolkits for object-oriented languages, such as C++, Python, or Pike, in applications like lsh or GnuPG, or even in kernel space. Description Multiple vulnerabilities have been...

EulerOS 2.0 SP11 : linux-sgx (EulerOS-SA-2023-3047)

According to the versions of the linux-sgx packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - A timing based side channel exists in the OpenSSL RSA Decryption implementation which could be sufficient to recover a plaintext across a...