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Weakness (CWE)

CWE-294: Authentication Bypass by Capture-replay

Base Incomplete

A capture-replay flaw exists when the design of the product makes it possible for a malicious user to sniff network traffic and bypass authentication by replaying it to the server in question to the same effect as the original message (or with minor changes).

More detail

Capture-replay attacks are common and can be difficult to defeat without cryptography. They are a subset of network injection attacks that rely on observing previously-sent valid commands, then changing them slightly if necessary and resending the same commands to the server.

How to prevent it (2 mitigations)
  1. Architecture and Design

    Utilize some sequence or time stamping functionality along with a checksum which takes this into account in order to ensure that messages can be parsed only once.

  2. Architecture and Design

    Since any attacker who can listen to traffic can see sequence numbers, it is necessary to sign messages with some kind of cryptography to ensure that sequence numbers are not simply doctored along with content.

Source: MITRE CWE-294

109 results · Clear filters · Feed

  • High 7.4

    Hyundai car CWE-294: Authentication Bypass by Capture-replay

     A Hyundai model (2017) - CWE-294: Authentication Bypass by Capture-replay.

  • High 7.5

    Authentication Bypass Vulnerability in MELSEC-F Series main module

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  • High 7.5

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  • High 7.5

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  • High 7.5

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  • High 7.5

    Weak Security in the 433MHz keyfob of Kerui W18 Alarm System v1.0 allows attackers to gain full access via a code repla…

  • High 7.3

    Authentication Bypass by Capture-replay in thorsten/phpmyfaq

    Authentication Bypass by Capture-replay in GitHub repository thorsten/phpmyfaq prior to 3.1.12.

  • High 8.1

    A CWE-294: Authentication Bypass by Capture-replay vulnerability exists that could cause execution of unauthorized Modb…

  • High 8.1
    CVE-2022-38766 Public exploit

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  • High 7.5

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  • High 7.5

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  • High 7.5

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  • High 7.5

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  • High 8.1

    TP-Link AX10v1 V1_211117 allows attackers to execute a replay attack by using a previously transmitted encrypted authen…

  • High 8.1

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  • High 7.5

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  • High 8.2

    VelaUX APIServer vulnerable to Authentication Bypass by Capture-replay

    KubeVela is an application delivery platform Users using KubeVela's VelaUX APIServer could be affected by an authentication bypass vulnerability. In KubeVela prior to versions 1.4.11 and 1.5.4, VelaUX APIServer uses the `PlatformID` as the signed key to gener…

  • High 7.5

    Authentication Bypass by Capture-replay in packbackbooks/lti-1-3-php-library

    LTI 1.3 Tool Library is a library used for building IMS-certified LTI 1.3 tool providers in PHP. Prior to version 5.0, the Nonce Claim Value was not being validated against the nonce value sent in the Authentication Request. Users should upgrade to version 5.…

  • High 7.5

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  • High 8.8

    SaltStack Salt Authentication Bypass by Capture-replay

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  • High 7.5

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  • High 8.1

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  • High 8.1

    AUVESY Versiondog

    The data of a network capture of the initial handshake phase can be used to authenticate at a SYSDBA level. If a specific .exe is not restarted often, it is possible to access the needed handshake packets between admin/client connections. Using the SYSDBA per…

  • High 8.6

    KT-1 Capture-replay

    The KT-1 door controller is susceptible to replay or man-in-the-middle attacks where an attacker can record and replay TCP packets. This issue affects Johnson Controls KT-1 all versions up to and including 3.01

  • High 7.5

    Authentication bypass by capture-replay in github.com/cosmos/ethermint

    Cosmos Network Ethermint <= v0.4.0 is affected by a cross-chain transaction replay vulnerability in the EVM module. Since ethermint uses the same chainIDEpoch and signature schemes with ethereum for compatibility, a verified signature in ethereum is still val…

  • High 7.5

    Authentication bypass by capture-replay in github.com/cosmos/ethermint

    Cosmos Network Ethermint <= v0.4.0 is affected by a transaction replay vulnerability in the EVM module. If the victim sends a very large nonce transaction, the attacker can replay the transaction through the application.

  • High 8.2

    Missing Token Replay Detection

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  • High 8.1

    In Omron PLC CJ series, all versions, and Omron PLC CS series, all versions, an attacker could monitor traffic between …

  • High 8.1

    LinOTP replay vulnerability with auto resynchronization enabled for TOTP token

    KeyIdentity LinOTP before 2.10.5.3 has Incorrect Access Control (issue 1 of 2).