VYPR

CWE-330

Use of Insufficiently Random Values

ClassStableLikelihood: High

Description

The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers.

Hierarchy (View 1000)

Related attack patterns (CAPEC)

CAPEC-112 · CAPEC-485 · CAPEC-59

CVEs mapped to this weakness (398)

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  • CVE-2026-45673MedJun 12, 2026
    risk 0.44cvss 6.8epss 0.00

    Netty is a network application framework for development of protocol servers and clients. Prior to versions 4.1.135.Final and 4.2.15.Final, Netty's DNS resolver uses a predictable PRNG for generating DNS transaction IDs and defaults to a static UDP source port. This combination…

  • CVE-2025-6515MedOct 20, 2025
    risk 0.44cvss 6.8epss 0.00

    The MCP SSE endpoint in oatpp-mcp returns an instance pointer as the session ID, which is not unique nor cryptographically secure. This allows network attackers with access to the oatpp-mcp server to guess future session IDs and hijack legitimate client MCP sessions, returning…

  • CVE-2024-20331MedOct 23, 2024
    risk 0.44cvss 6.8epss 0.01

    A vulnerability in the session authentication functionality of the Remote Access SSL VPN feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to prevent users from…

  • CVE-2017-13086MedOct 17, 2017
    risk 0.44cvss 6.8epss 0.02

    Wi-Fi Protected Access (WPA and WPA2) allows reinstallation of the Tunneled Direct-Link Setup (TDLS) Peer Key (TPK) during the TDLS handshake, allowing an attacker within radio range to replay, decrypt, or spoof frames.

  • CVE-2017-13084MedOct 17, 2017
    risk 0.44cvss 6.8epss 0.02

    Wi-Fi Protected Access (WPA and WPA2) allows reinstallation of the Station-To-Station-Link (STSL) Transient Key (STK) during the PeerKey handshake, allowing an attacker within radio range to replay, decrypt, or spoof frames.

  • CVE-2017-13077MedOct 17, 2017
    risk 0.44cvss 6.8epss 0.02

    Wi-Fi Protected Access (WPA and WPA2) allows reinstallation of the Pairwise Transient Key (PTK) Temporal Key (TK) during the four-way handshake, allowing an attacker within radio range to replay, decrypt, or spoof frames.

  • CVE-2022-30295MedMay 6, 2022
    risk 0.43cvss 6.5epss 0.12

    uClibc-ng through 1.0.40 and uClibc through 0.9.33.2 use predictable DNS transaction IDs that may lead to DNS cache poisoning. This is related to a reset of a value to 0x2.

  • CVE-2021-41994MedApr 30, 2022
    risk 0.43cvss 6.6epss 0.00

    A misconfiguration of RSA in PingID iOS app prior to 1.19 is vulnerable to pre-computed dictionary attacks, leading to an offline MFA bypass when using PingID Windows Login.

  • CVE-2021-41993MedApr 30, 2022
    risk 0.43cvss 6.6epss 0.00

    A misconfiguration of RSA in PingID Android app prior to 1.19 is vulnerable to pre-computed dictionary attacks, leading to an offline MFA bypass when using PingID Windows Login.

  • CVE-2026-71225MedAug 5, 2026
    risk 0.42cvss 6.5epss 0.00

    A flaw was found in libkcapi. When performing one-shot symmetric cipher operations on large inputs (over 64 KiB) in stateful modes such as Counter (CTR) or Cipher Block Chaining (CBC), the library improperly reuses the Initialization Vector (IV) for each internal data chunk. A…

  • CVE-2026-66391MedJul 27, 2026
    risk 0.42cvss 6.5epss 0.00

    Use of Insufficiently Random Values, Protection Mechanism Failure vulnerability in Apache Wicket. This issue affects Apache Wicket: from 9.0.0 through 9.23.0, from 10.0.0 through 10.9.0. Users are recommended to upgrade to version 10.10.0, which fixes the issue.

  • CVE-2026-14570HigJul 5, 2026
    risk 0.42cvss 7.5epss 0.00

    Crypt::DSA versions before 1.22 for Perl draw the DSA signing nonce and private key from a biased random generator, leading to private-key recovery. "Crypt::DSA::Util::makerandom forces the high bit of every value it returns to obtain an exactly N-bit integer for prime search.…

  • CVE-2026-33710HigApr 10, 2026
    risk 0.42cvss 7.5epss 0.00

    Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, REST API keys are generated using md5(time() + (user_id * 5) - rand(10000, 10000)). The rand(10000, 10000) call always returns exactly 10000 (min == max), making the formula effectively md5(timestamp +…

  • CVE-2025-15574MedFeb 12, 2026
    risk 0.42cvss 6.5epss 0.00

    When connecting to the Solax Cloud MQTT server the username is the "registration number", which is the 10 character string printed on the SolaX Power Pocket device / the QR code on the device. The password is derived from the "registration number" using a proprietary…

  • CVE-2025-68704HigJan 13, 2026
    risk 0.42cvss 7.5epss 0.00

    Jervis is a library for Job DSL plugin scripts and shared Jenkins pipeline libraries. Prior to 2.2, Jervis uses java.util.Random() which is not cryptographically secure for timing attack mitigation. This vulnerability is fixed in 2.2.

  • CVE-2025-13470HigNov 21, 2025
    risk 0.42cvss 7.5epss 0.00

    In RNP version 0.18.0 a refactoring regression causes the symmetric session key used for Public-Key Encrypted Session Key (PKESK) packets to be left uninitialized except for zeroing, resulting in it always being an all-zero byte array. Any data encrypted using public-key…

  • CVE-2025-43866HigJun 12, 2025
    risk 0.42cvss 7.5epss 0.00

    vantage6 is an open-source infrastructure for privacy preserving analysis. The JWT secret key in the vantage6 server is auto-generated unless defined by the user. The auto-generated key is a UUID1, which is not cryptographically secure as it is predictable to some extent. This…

  • CVE-2024-50684MedFeb 26, 2025
    risk 0.42cvss 6.5epss 0.00

    SunGrow iSolarCloud Android app V2.1.6.20241017 and prior uses an insecure AES key to encrypt client data (insufficient entropy). This may allow attackers to decrypt intercepted communications between the mobile app and iSolarCloud.

  • CVE-2024-5868MedJun 15, 2024
    risk 0.42cvss 6.5epss 0.00

    The WooCommerce - Social Login plugin for WordPress is vulnerable to Email Verification in all versions up to, and including, 2.6.2 via the use of insufficiently random activation code. This makes it possible for unauthenticated attackers to bypass the email verification.

  • CVE-2023-48056HigNov 16, 2023
    risk 0.42cvss 7.5epss 0.00

    PyPinkSign v0.5.1 uses a non-random or static IV for Cipher Block Chaining (CBC) mode in AES encryption. This vulnerability can lead to the disclosure of information and communications.