CVE-2020-6174

The CVE-2020-6174 issue affects the tough library (Rust/crates.io) prior to version 0.7.1, where signatures’ threshold verification is broken. Specifically, the vulnerability allows an attacker to duplicate a valid signature and circumvent the minimum threshold required for metadata validity. A f...

CVE-2020-6174: Improper Verification of Cryptographic Signature

TUF aka The Update Framework through 0.12.1 has Improper Verification of a Cryptographic Signature...

CVE-2020-7906: Improper Verification of Cryptographic Signature

In JetBrains Rider versions 2019.3 EAP2 through 2019.3 EAP7, there were unsigned binaries provided by the Windows installer. This issue was fixed in release version 2019.3...

Huawei EulerOS: Security Advisory for ruby (EulerOS-SA-2018-1108)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 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...

Huawei EulerOS: Security Advisory for ruby (EulerOS-SA-2018-1207)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 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-2019-14859: Improper Verification of Cryptographic Signature

A flaw was found in all python-ecdsa versions before 0.13.3, where it did not correctly verify whether signatures used DER encoding. Without this verification, a malformed signature could be accepted, making the signature malleable. Without proper verification, an attacker could use a malleable...

Debian: Security Advisory (DSA-4588-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2019 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 DSA-4588-1 : python-ecdsa - security update

It was discovered that python-ecdsa, a cryptographic signature library for Python, incorrectly handled certain signatures. A remote attacker could use this issue to cause python-ecdsa to either not warn about incorrect signatures, or generate exceptions resulting in a denial-of-service. C Tenable...

CVE-2019-16753: Improper Verification of Cryptographic Signature

An issue was discovered in Decentralized Anonymous Payment System DAPS through 2019-08-26. The content to be signed is composed of a representation of strings, rather than being composed of their binary representations. This is a weak signature scheme design that would allow the reuse of signatur...

CVE-2011-3374: Improper Verification of Cryptographic Signature

It was found that apt-key in apt, all versions, do not correctly validate gpg keys with the master keyring, leading to a potential man-in-the-middle attack...

CVE-2014-3585: Improper Verification of Cryptographic Signature

redhat-upgrade-tool: Does not check GPG signatures when upgrading versions...

USN-4196-1: python-ecdsa vulnerabilities

It was discovered that python-ecdsa incorrectly handled certain signatures. A remote attacker could possibly use this issue to cause python-ecdsa to generate unexpected exceptions, resulting in a denial of service. CVE-2019-14853 It was discovered that python-ecdsa incorrectly verified DER encodi...

Debian: Security Advisory (DLA-1978-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2019 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-1978-1 : python-ecdsa security update

It was discovered that python-ecdsa, a cryptographic signature library for Python, did not correctly verify DER encoded signatures. Malformed signatures could lead to unexpected exceptions and in some cases did not raise any exception. For Debian 8 'Jessie', these problems have been fixed in...

[SECURITY] [DLA 1978-1] python-ecdsa security update

Package : python-ecdsa Version : 0.11-1+deb8u1 CVE ID : CVE-2019-14853 CVE-2019-14859 It was discovered that python-ecdsa, a cryptographic signature library for Python, did not correctly verify DER encoded signatures. Malformed signatures could lead to unexpected exceptions and in some cases did...

CVE-2019-16992: Improper Verification of Cryptographic Signature

The Keybase app 2.13.2 for iOS provides potentially insufficient notice that it is employing a user's private key to sign a certain cryptocurrency attestation that an address at keybase.io can be used for Stellar payments to the user, which might be incompatible with a user's personal position on...

CVE-2019-11755: Improper Verification of Cryptographic Signature

A crafted S/MIME message consisting of an inner encryption layer and an outer SignedData layer was shown as having a valid digital signature, although the signer might have had no access to the contents of the encrypted message, and might have stripped a different signature from the encrypted...

CVE-2019-12649: Improper Verification of Cryptographic Signature

A vulnerability in the Image Verification feature of Cisco IOS XE Software could allow an authenticated, local attacker to install and boot a malicious software image or execute unsigned binaries on an affected device. The vulnerability exists because, under certain circumstances, an affected...

Improper Verification of Cryptographic Signature in keycloak

It was found that Keycloak's SAML broker, versions up to 6.0.1, did not verify missing message signatures. If an attacker modifies the SAML Response and removes the sections, the message is still accepted, and the message can be modified. An attacker could use this flaw to impersonate other users...

Amazon Linux 2 : ruby (ALAS-2019-1276)

It was found that WEBrick could be forced to use an excessive amount of memory during the processing of HTTP requests, leading to a Denial of Service. An attacker could use this flaw to send huge requests to a WEBrick application, resulting in the server running out of memory. CVE-2018-8777 It wa...