1309 matches found
CVE-2023-22742
libgit2 is a cross-platform, linkable library implementation of Git. When using an SSH remote with the optional libssh2 backend, libgit2 does not perform certificate checking by default. Prior versions of libgit2 require the caller to set the "certificatecheck" field of libgit2's...
CVE-2023-22742
CVE-2023-22742 affects libgit2 when using SSH with the optional libssh2 backend. The issue is that certificate checking is not performed by default unless a certificate_check callback is explicitly configured in git_remote_callbacks, enabling potential MITM if server SSH keys are not validated. T...
CVE-2023-22742 libgit2 fails to verify SSH keys by default
libgit2 is a cross-platform, linkable library implementation of Git. When using an SSH remote with the optional libssh2 backend, libgit2 does not perform certificate checking by default. Prior versions of libgit2 require the caller to set the certificatecheck field of libgit2's gitremotecallbacks...
PT-2023-1296 · Libssh2 +6 · Libssh2 +6
Name of the Vulnerable Software and Affected Versions: libgit2 versions prior to 1.4.5 libgit2 versions prior to 1.5.1 Description: The issue is related to the lack of certificate checking by default when using an SSH remote with the optional libssh2 backend in libgit2. This means that clients wi...
CVE-2023-22742: Improper Verification of Cryptographic Signature
libgit2 is a cross-platform, linkable library implementation of Git. When using an SSH remote with the optional libssh2 backend, libgit2 does not perform certificate checking by default. Prior versions of libgit2 require the caller to set the certificatecheck field of libgit2's gitremotecallbacks...
The vulnerability in the packet.c component of the SSH2 protocol implementation library Libssh2 allows a attacker to access confidential data and also cause a service denial.
The vulnerability of the packet.c component in the SSH2 protocol implementation library Libssh2 is related to a numerical overflow vulnerability. Exploiting this vulnerability allows an attacker to gain access to confidential data and also cause service failures...
The vulnerability of the `kex_method_diffie_hellman_group_exchange_sha256_key_exchange` function in the `kex.c` component of the SSH2 protocol implementation library Libssh2 allows a attacker to access confidential data and also trigger a denial-of-service attack.
The vulnerability of the kexmethoddiffiehellmangroupexchangesha256keyexchange function in the kex.c component of the SSH2 protocol implementation library Libssh2 is related to reading data beyond the allowed buffer size. Exploiting this vulnerability allows an attacker to gain access to...
Nutanix AOS : Multiple Vulnerabilities (NXSA-AOS-5.19.1)
The version of AOS installed on the remote host is prior to 5.19.1. It is, therefore, affected by multiple vulnerabilities as referenced in the NXSA-AOS-5.19.1 advisory. - In Network Security Services NSS before 3.46, several cryptographic primitives had missing length checks. In cases where the...
Slackware: Security Advisory (SSA:2019-077-01)
The remote host is missing an update for the SPDX-FileCopyrightText: 2022 Greenbone AG 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-only ifdescription...
CVE-2019-17498 affecting package libssh2 for versions less than 1.9.0-1
CVE-2019-17498 affecting package libssh2 for versions less than 1.9.0-1. A patched version of the package is available...
USN-5308-1: libssh2 vulnerabilities
It was discovered that libssh2 mishandled certain input. If libssh2 were used to connect to a malicious or compromised SSH server, a remote, unauthenticated attacker could possibly execute arbitrary code on the client system. CVE-2019-3855 It was discovered that libssh2 incorrectly handled prompt...
USN-5308-1 libssh2 vulnerabilities
It was discovered that libssh2 mishandled certain input. If libssh2 were used to connect to a malicious or compromised SSH server, a remote, unauthenticated attacker could possibly execute arbitrary code on the client system. CVE-2019-3855 It was discovered that libssh2 incorrectly handled prompt...
Mageia: Security Advisory (MGASA-2015-0107)
The remote host is missing an update for the SPDX-FileCopyrightText: 2022 Greenbone AG 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-only ifdescription...
Mageia: Security Advisory (MGASA-2019-0139)
The remote host is missing an update for the SPDX-FileCopyrightText: 2022 Greenbone AG 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-only ifdescription...
Mageia: Security Advisory (MGASA-2019-0343)
The remote host is missing an update for the SPDX-FileCopyrightText: 2022 Greenbone AG 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-only ifdescription...
PT-2022-36872
Name of the Vulnerable Software and Affected Versions libssh2 affected versions not specified Description The issue is related to a null-dereference read crash. It occurs during the session startup in the libssh2 session handshake function. Recommendations At the moment, there is no information...
libssh2:ssh2_client_fuzzer: Null-dereference READ in ubsan_GetStackTrace
Project: https://github.com/cmeister2/libssh2.git https://github.com/libssh2/libssh2.git Detailed Report: https://oss-fuzz.com/testcase?key=5104008459583488 Project: libssh2 Fuzzing Engine: libFuzzer Fuzz Target: ssh2clientfuzzer Job Type: libfuzzerubsanlibssh2 Platform Id: linux Crash Type:...
libssh2:ssh2_client_fuzzer: Null-dereference READ in session_startup
Project: https://github.com/cmeister2/libssh2.git https://github.com/libssh2/libssh2.git Detailed Report: https://oss-fuzz.com/testcase?key=6102905738887168 Project: libssh2 Fuzzing Engine: libFuzzer Fuzz Target: ssh2clientfuzzer Job Type: libfuzzerasanlibssh2 Platform Id: linux Crash Type:...
Debian: Security Advisory (DLA-2848-1)
The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2021 Greenbone AG 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-only ifdescription...
Debian DLA-2848-1 : libssh2 - LTS security update
The remote Debian 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-2848 advisory. Two issues have been discovered in libssh2, a client-side C library implementing the SSH2 protocol: CVE-2019-13115:...