VYPR

CWE-203

Observable Discrepancy

BaseIncomplete

Description

The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor.

Hierarchy (View 1000)

Related attack patterns (CAPEC)

CAPEC-189

CVEs mapped to this weakness (762)

page 1 of 39
  • CVE-2019-25337CriFeb 12, 2026
    risk 0.64cvss 9.8epss 0.00

    OwnCloud 8.1.8 contains a username enumeration vulnerability that allows remote attackers to discover user accounts by manipulating the share.php endpoint. Attackers can send crafted GET requests to /index.php/core/ajax/share.php with a wildcard search parameter to retrieve…

  • CVE-2025-27667CriMar 5, 2025
    risk 0.64cvss 9.8epss 0.01

    Vasion Print (formerly PrinterLogic) before Virtual Appliance Host 22.0.843 Application 20.0.1923 allows Administrative User Email Enumeration OVE-20230524-0011.

  • CVE-2024-25191CriFeb 8, 2024
    risk 0.64cvss 9.8epss 0.01

    php-jwt 1.0.0 uses strcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel.

  • CVE-2024-25190CriFeb 8, 2024
    risk 0.64cvss 9.8epss 0.01

    l8w8jwt 2.2.1 uses memcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel.

  • CVE-2024-25189CriFeb 8, 2024
    risk 0.64cvss 9.8epss 0.01

    libjwt 1.15.3 uses strcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel.

  • CVE-2023-40756CriAug 28, 2023
    risk 0.64cvss 9.8epss 0.01

    User enumeration is found in PHPJabbers Callback Widget v1.0. This issue occurs during password recovery, where a difference in messages could allow an attacker to determine if the user is valid or not, enabling a brute force attack with valid users.

  • CVE-2022-23304CriJan 17, 2022
    risk 0.64cvss 9.8epss 0.02

    The implementations of EAP-pwd in hostapd before 2.10 and wpa_supplicant before 2.10 are vulnerable to side-channel attacks as a result of cache access patterns. NOTE: this issue exists because of an incomplete fix for CVE-2019-9495.

  • CVE-2022-23303CriJan 17, 2022
    risk 0.64cvss 9.8epss 0.03

    The implementations of SAE in hostapd before 2.10 and wpa_supplicant before 2.10 are vulnerable to side channel attacks as a result of cache access patterns. NOTE: this issue exists because of an incomplete fix for CVE-2019-9494.

  • CVE-2019-10071CriSep 16, 2019
    risk 0.64cvss 9.8epss 0.09

    The code which checks HMAC in form submissions used String.equals() for comparisons, which results in a timing side channel for the comparison of the HMAC signatures. This could lead to remote code execution if an attacker is able to determine the correct signature for their…

  • CVE-2024-47678CriOct 21, 2024
    risk 0.61cvss 9.4epss 0.01

    In the Linux kernel, the following vulnerability has been resolved: icmp: change the order of rate limits ICMP messages are ratelimited : After the blamed commits, the two rate limiters are applied in this order: 1) host wide ratelimit (icmp_global_allow()) 2) Per…

  • CVE-2025-10890CriSep 24, 2025
    risk 0.59cvss 9.1epss 0.00

    Side-channel information leakage in V8 in Google Chrome prior to 140.0.7339.207 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)

  • CVE-2023-26556CriApr 21, 2023
    risk 0.59cvss 9.1epss 0.01

    io.finnet tss-lib before 2.0.0 can leak a secret key via a timing side-channel attack because it relies on the scalar-multiplication implementation in Go crypto/elliptic, which is not constant time (there is an if statement in a loop). One leak is in ecdsa/keygen/round_2.go.…

  • CVE-2022-40895CriOct 6, 2022
    risk 0.59cvss 9.1epss 0.02

    In certain Nedi products, a vulnerability in the web UI of NeDi login & Community login could allow an unauthenticated, remote attacker to affect the integrity of a device via a User Enumeration vulnerability. The vulnerability is due to insecure design, where a difference in…

  • CVE-2021-1924CriNov 12, 2021
    risk 0.59cvss 9.0epss 0.00

    Information disclosure through timing and power side-channels during mod exponentiation for RSA-CRT in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT,…

  • CVE-2026-23519CriJan 15, 2026
    risk 0.57cvss 9.8epss 0.01

    RustCrypto CMOV provides conditional move CPU intrinsics which are guaranteed on major platforms to execute in constant-time and not be rewritten as branches by the compiler. Prior to 0.4.4, the thumbv6m-none-eabi (Cortex M0, M0+ and M1) compiler emits non-constant time assembly…

  • CVE-2025-39702CriSep 5, 2025
    risk 0.57cvss 9.8epss 0.00

    In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this.

  • CVE-2023-28770HigApr 27, 2023
    risk 0.56cvss 7.5epss 0.58

    The sensitive information exposure vulnerability in the CGI “Export_Log” and the binary “zcmd” in Zyxel DX5401-B0 firmware versions prior to V5.17(ABYO.1)C0 could allow a remote unauthenticated attacker to read the system files and to retrieve the password of the…

  • CVE-2020-3509HigSep 24, 2020
    risk 0.56cvss 8.6epss 0.01

    A vulnerability in the DHCP message handler of Cisco IOS XE Software for Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, remote attacker to cause the supervisor to crash, which could result in a denial of service (DoS) condition. The vulnerability is due…

  • CVE-2017-13099HigDec 13, 2017
    risk 0.54cvss 7.5epss 0.25

    wolfSSL prior to version 3.12.2 provides a weak Bleichenbacher oracle when any TLS cipher suite using RSA key exchange is negotiated. An attacker can recover the private key from a vulnerable wolfSSL application. This vulnerability is referred to as "ROBOT."

  • CVE-2023-5410HigMar 12, 2024
    risk 0.53cvss 8.2epss 0.00

    A potential security vulnerability has been reported in the system BIOS of certain HP PC products, which might allow memory tampering. HP is releasing mitigation for the potential vulnerability.