CWE-203
826 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 (826)
CVE VENDORS PRODUCTS UPDATED PUBLISHED CVSS |
|---|
Draytek devices Vigor 165/166 prior to v4.2.6 , Vigor 2620/LTE200 prior to v3.9.8.8, Vigor 2860/2925 prior to v3.9.7, Vigor 2862/2926 prior to v3.9.9.4, Vigor 2133/2762/2832 prior to v3.9.8, Vigor 2135/2765/2766 prior to...Show more |
The login functionality of the web server in affected devices does not normalize the response times of login attempts. An unauthenticated remote attacker could exploit this side-channel information to distinguish between...Show more |
IBM Sterling B2B Integrator 6.0.0.0 through 6.1.2.5 and 6.2.0.0 through 6.2.0.3 Standard Edition EBICS server could allow an authenticated user to obtain sensitive filename information due to an observable discrepancy. |
A specific authentication strategy allows to learn ids of PAM users associated with certain authentication types. |
IBM Aspera Faspex 5.0.0 through 5.0.10 could disclose sensitive username information due to an observable response discrepancy. |
1Arm 9C1 Premium Firmware C1 Pro FirmwareC1 Ultra Firmware+6 moreJun 17, 2026 Jan 28, 2025 N/A· v4 5.1 MEDIUM· v3 N/A· v2 An unprivileged context can trigger a data
memory-dependent prefetch engine to fetch the contents of a privileged location
and consume those contents as an address that is also dereferenced. |
IBM Sterling File Gateway 6.0.0.0 through 6.1.2.5 and 6.2.0.0 through 6.2.0.1 could allow an authenticated user to enumerate usernames due to an observable discrepancy in request responses. |
IBM Control Center 6.2.1 and 6.3.1
could allow a remote attacker to enumerate usernames due to an observable discrepancy between login attempts. |
1Arm 4Cortex A57 Firmware Cortex A72 FirmwareCortex A73 Firmware+1 moreJun 17, 2026 Jan 22, 2025 N/A· v4 5.1 MEDIUM· v3 N/A· v2 In certain circumstances, an issue in Arm Cortex-A57, Cortex-A72 (revisions before r1p0), Cortex-A73 and Cortex-A75 may allow an adversary to gain a weak form of control over the victim's branch history. |
In multiple locations, there is a possible way to obtain any system permission due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User inter...Show more |
1Oracle 1Jd Edwards Enterpriseone Tools Jun 17, 2026 Jan 21, 2025 N/A· v4 7.5 HIGH· v3 N/A· v2 Vulnerability in the JD Edwards EnterpriseOne Tools product of Oracle JD Edwards (component: Web Runtime SEC). Supported versions that are affected are Prior to 9.2.9.0. Easily exploitable vulnerability allows unauthent...Show more |
Umbraco is a free and open source .NET content management system. Starting in version 14.0.0 and prior to versions 14.3.2 and 15.1.2, it's possible to determine whether an account exists based on an analysis of response...Show more |
1Microsoft 15Windows 10 1507 Windows 10 1607Windows 10 1809+12 moreJun 17, 2026 Jan 14, 2025 N/A· v4 5.6 MEDIUM· v3 N/A· v2 Windows Cryptographic Information Disclosure Vulnerability |
An observable response discrepancy vulnerability [CWE-204] in FortiClientEMS 7.4.0, 7.2.0 through 7.2.4, 7.0 all versions, and FortiSOAR 7.5.0, 7.4.0 through 7.4.4, 7.3.0 through 7.3.2, 7.2 all versions, 7.0 all versions...Show more |
HCL MyXalytics is affected by username enumeration vulnerability. This allows a malicious user to perform enumeration of application users, and therefore compile a list of valid usernames. |
A vulnerability classified as problematic has been found in langhsu Mblog Blog System 3.5.0. Affected is an unknown function of the file /login. The manipulation leads to observable response discrepancy. It is possible t...Show more |
An access control issue in the component /juis_boxinfo.xml of AVM FRITZ!Box 7530 AX v7.59 allows attackers to obtain sensitive information without authentication. NOTE: this is disputed by the Supplier because it cannot...Show more |
A vulnerability, which was classified as problematic, has been found in Antabot White-Jotter up to 0.2.2. This issue affects some unknown processing of the file /login. The manipulation of the argument username leads to...Show more |
GNU GRUB (aka GRUB2) through 2.12 does not use a constant-time algorithm for grub_crypto_memcmp and thus allows side-channel attacks. |
An issue was discovered in Kurmi Provisioning Suite before 7.9.0.35, 7.10.x through 7.10.0.18, and 7.11.x through 7.11.0.15. An Observable Response Discrepancy vulnerability in the sendPasswordReinitLink action of the un...Show more |