CWE-203
751 CVEs • Abstraction: Base
Observable Discrepancy
The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.
CVEs (751)
CVE VENDORS PRODUCTS UPDATED PUBLISHED CVSS |
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Observable discrepancies in the login process allow an attacker to guess legitimate user names registered in the BMC. This issue affects: Lanner Inc IAC-AST2500A standard firmware version 1.10.0. |
OpenCRX before v5.2.2 was discovered to be vulnerable to password enumeration due to the difference in error messages received during a password reset which could enable an attacker to determine if a username, email or I...Show more |
Jenkins Generic Webhook Trigger Plugin 1.84.1 and earlier uses a non-constant time comparison function when checking whether the provided and expected webhook token are equal, potentially allowing attackers to use statis...Show more |
Jenkins GitLab Plugin 1.5.35 and earlier uses a non-constant time comparison function when checking whether the provided and expected webhook token are equal, potentially allowing attackers to use statistical methods to...Show more |
1Johnsoncontrols 1C Cure 9000 Firmware Jun 17, 2026 Oct 11, 2022 N/A· v4 5.3 MEDIUM· v3 N/A· v2 Under certain circumstances a CCURE Portal user could enumerate user accounts in CCURE 9000 version 2.90 and prior versions. |
The WP 2FA WordPress plugin before 2.3.0 uses comparison operators that don't mitigate time-based attacks, which could be abused to leak information about the authentication codes being compared. |
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 vulner...Show more |
1Amperecomputing 3Ampere Altra Firmware Ampere Altra Max FirmwareAmpereone FirmwareJun 17, 2026 Sep 29, 2022 N/A· v4 6.5 MEDIUM· v3 N/A· v2 Ampere Altra and Ampere Altra Max devices through 2022-07-15 allow attacks via Hertzbleed, which is a power side-channel attack that extracts secret information from the CPU by correlating the power consumption with data...Show more |
An information disclosure vulnerability exists in Rocket.Chat <v5, <v4.8.2 and <v4.7.5 due to the actionLinkHandler method was found to allow Message ID Enumeration with Regex MongoDB queries. |
TYPO3 is an open source PHP based web content management system released under the GNU GPL. It has been discovered that observing response time during user authentication (backend and frontend) can be used to distinguish...Show more |
The PlexTrac platform prior to version 1.28.0 allows for username enumeration via HTTP response times on invalid login attempts for users configured to use the PlexTrac authentication provider. Login attempts for valid,...Show more |
All CODESYS Visualization versions before V4.2.0.0 generate a login dialog vulnerable to information exposure allowing a remote, unauthenticated attacker to enumerate valid users. |
1Amperecomputing 2Ampere Altra Firmware Ampere Altra Max FirmwareJun 17, 2026 Aug 17, 2022 N/A· v4 7.8 HIGH· v3 N/A· v2 Ampere Altra devices before 1.08g and Ampere Altra Max devices before 2.05a allow attackers to control the predictions for return addresses and potentially hijack code flow to execute arbitrary code via a side-channel at...Show more |
Side-channel information leakage in Keyboard input in Google Chrome prior to 104.0.5112.79 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memor...Show more |
In Framework, there is a possible way to determine whether an app is installed, without query permissions, due to side channel information disclosure. This could lead to local information disclosure with no additional ex...Show more |
In ActivityManager, there is a possible way to determine whether an app is installed, without query permissions, due to side channel information disclosure. This could lead to local information disclosure with no additio...Show more |
In PackageInstaller, there is a possible way to determine whether an app is installed, without query permissions, due to side channel information disclosure. This could lead to local information disclosure with no additi...Show more |
In ContentResolver, there is a possible way to determine whether an app is installed, without query permissions, due to side channel information disclosure. This could lead to local information disclosure with no additio...Show more |
In PackageInstaller, there is a possible way to determine whether an app is installed, without query permissions, due to side channel information disclosure. This could lead to local information disclosure with no additi...Show more |
In AlarmManagerService, there is a possible way to determine whether an app is installed, without query permissions, due to side channel information disclosure. This could lead to local information disclosure with no add...Show more |