Open5GS 安全漏洞

Open5GS is Open5GS open source an open source implementation in C of 5G Core and Epc, the core network of the Lte/Nr network. A denial-of-service vulnerability exists in Open5GS 2.6.4 and earlier versions, which stems from a reachable assertion in the ogskdfhashmme function, and can be exploited ...

The FIPS Compliance of HKDF

HKDF is an HMAC-based key-derivation function specified in RFC 5869. It’s nice and we generally like using it. FIPS Federal Information Processing Standards is used generally as a moniker for the set of standards, recommendations, and guidance published by the U.S. National Institute of Standards...

CVE-2024-45394 Secret encryption vulnerable to brute-force attacks

Authenticator is a browser extension that generates two-step verification codes. In versions 7.0.0 and below, encryption keys for user data were stored encrypted at-rest using only AES-256 and the EVPBytesToKey KDF. Therefore, attackers with a copy of a user's data are able to brute-force the...

CVE-2024-45394 Secret encryption vulnerable to brute-force attacks

Authenticator is a browser extension that generates two-step verification codes. In versions 7.0.0 and below, encryption keys for user data were stored encrypted at-rest using only AES-256 and the EVPBytesToKey KDF. Therefore, attackers with a copy of a user's data are able to brute-force the...

libssh: Missing checks for return values for digests

A flaw was found in the libssh implements abstract layer for message digest MD operations implemented by different supported crypto backends. The return values from these were not properly checked, which could cause low-memory situations failures, NULL dereferences, crashes, or usage of the...

EulerOS Virtualization 2.11.0 : libssh (EulerOS-SA-2024-1628)

According to the versions of the libssh package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, allows remote attacker...

EulerOS Virtualization 2.11.1 : libssh (EulerOS-SA-2024-1609)

According to the versions of the libssh package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, allows remote attacker...

openssh security update

7.4p1-23.0.3fips - Change Epoch from 1 to 10 - Enable fips KDF POST Orabug: 32461750 - Disable diffie-hellman-group-exchange-sha256 KEX FIPS method Orabug: 32461739 7.4p1-23.0.3 - add KEXINITIAL flag Orabug: 36160445 - implement 'strict key exchange' CVE-2023-48795Orabug: 36160445...

openssh security update

7.4p1-23.0.3fips - Change Epoch from 1 to 10 - Enable fips KDF POST Orabug: 32461750 - Disable diffie-hellman-group-exchange-sha256 KEX FIPS method Orabug: 32461739 7.4p1-23.0.3 - add KEXINITIAL flag Orabug: 36160445 - implement 'strict key exchange' CVE-2023-48795Orabug: 36160445...

EulerOS 2.0 SP11 : libssh (EulerOS-SA-2024-1238)

According to the versions of the libssh package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, allows remote attackers to bypass...

Saflok - Key Derication Function Exploit

// Exploit Title: Saflok KDF // Date: 2023-10-29 // Exploit Author: a51199deefa2c2520cea24f746d899ce // Vendor Homepage: https://www.dormakaba.com/ // Version: System 6000 // Tested on: Dormakaba Saflok cards // CVE: N/A include include define MAGICTABLESIZE 192 define KEYLENGTH 6 define UIDLENGT...

Saflok - Key Derication Function Exploit

// Exploit Title: Saflok KDF // Exploit Author: a51199deefa2c2520cea24f746d899ce // Vendor Homepage: https://www.dormakaba.com/ // Version: System 6000 // Tested on: Dormakaba Saflok cards // CVE: N/A include include define MAGICTABLESIZE 192 define KEYLENGTH 6 define UIDLENGTH 4 int mainint argc...

CVE-2023-6918

A flaw was found in the libssh implements abstract layer for message digest MD operations implemented by different supported crypto backends. The return values from these were not properly checked, which could cause low-memory situations failures, NULL dereferences, crashes, or usage of the...

openssh security update

7.4p1-23.0.1fips - Change Epoch from 1 to 10 - Enable fips KDF POST Orabug: 32461750 - Disable diffie-hellman-group-exchange-sha256 KEX FIPS method Orabug: 32461739 7.4p1-23.0.1 - enlarge format buffer size for certificate serial number so the log message can record any 64-bit integer without...

Moderate: Red Hat Security Advisory: openssl security and bug fix update

An update for openssl is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

openssl security update

1.0.2k-26fips - Change Epoch from 1 to 10 - Fix DH self-test to add shared secret comparison Orabug: 32467026 - Add DH support changes for SP 800-56A rev3 requirements Orabug: 32467059 - Add TLS KDF self-test Orabug: 32467193 - Add EC keys pairwise consistency test Orabug: 32467059 1:1.0.2k-26 -...

Moderate: openssl security and bug fix update

OpenSSL is a toolkit that implements the Secure Sockets Layer SSL and Transport Layer Security TLS protocols, as well as a full-strength general-purpose cryptography library. Security Fixes: openssl: read buffer overflow in X.509 certificate verification CVE-2022-4203 openssl: timing attack in RS...

ALSA-2023:0946 Moderate: openssl security and bug fix update

OpenSSL is a toolkit that implements the Secure Sockets Layer SSL and Transport Layer Security TLS protocols, as well as a full-strength general-purpose cryptography library. Security Fixes: openssl: read buffer overflow in X.509 certificate verification CVE-2022-4203 openssl: timing attack in RS...

SUSE-SU-2020:2864-2 Security update for gnutls

This update for gnutls fixes the following issues: - Fix heap buffer overflow in handshake with norenegotiation alert sent CVE-2020-24659 bsc1176181 - FIPS: Implement ECDH requirements from SP800-56Arev3 bsc1176086 - FIPS: Use 2048 bit prime in DH selftest bsc1176086 - FIPS: Add TLS KDF selftest...

openssl security update

1.0.2k-25fips - Change Epoch from 1 to 10 - Fix DH self-test to add shared secret comparison Orabug: 32467026 - Add DH support changes for SP 800-56A rev3 requirements Orabug: 32467059 - Add TLS KDF self-test Orabug: 32467193 - Add EC keys pairwise consistency test Orabug: 32467059 1:1.0.2k-25 -...