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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@fastify/bearer-auth is a Fastify plugin to require bearer Authorization headers. @fastify/bearer-auth prior to versions 7.0.2 and 8.0.1 does not securely use crypto.timingSafeEqual. A malicious attacker could estimate t...Show more |
1Cisco 2Unified Communications Manager Unity ConnectionJun 17, 2026 Jul 6, 2022 N/A· v4 5.3 MEDIUM· v3 5.0 MEDIUM· v2 A vulnerability in Cisco Unified Communications Manager (Unified CM), Cisco Unified Communications Manager Session Management Edition (Unified CM SME), and Cisco Unity Connection could allow an unauthenticated, remote at...Show more |
A user enumeration vulnerability in MELAG FTP Server 2.2.0.4 allows an attacker to identify valid FTP usernames. |
In Jenkins 2.355 and earlier, LTS 2.332.3 and earlier, an observable timing discrepancy on the login form allows distinguishing between login attempts with an invalid username, and login attempts with a valid username an...Show more |
Observable behavioral in power management throttling for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via network access. |
1Amd 142A10 9600p Firmware A10 9630p FirmwareA12 9700p Firmware+139 moreJun 17, 2026 Jun 15, 2022 N/A· v4 6.5 MEDIUM· v3 4.0 MEDIUM· v2 A potential vulnerability in some AMD processors using frequency scaling may allow an authenticated attacker to execute a timing attack to potentially enable information disclosure. |
1Siemens 1Sinema Remote Connect Server Jun 17, 2026 Jun 14, 2022 N/A· v4 5.9 MEDIUM· v3 4.3 MEDIUM· v2 A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.1). An attacker in machine-in-the-middle could obtain plaintext secret values by observing length differences during a series of gues...Show more |
1Zyxel 4Gs1200 5 Firmware Gs1200 5hp FirmwareGs1200 8 Firmware+1 moreJun 17, 2026 Jun 9, 2022 N/A· v4 6.2 MEDIUM· v3 2.1 LOW· v2 An improper control of interaction frequency vulnerability in Zyxel GS1200 series switches could allow a local attacker to guess the password by using a timing side-channel attack. |
As a result of an observable discrepancy in returned messages, OPSWAT MetaDefender Core (MDCore) before 5.1.2 could allow an authenticated user to enumerate filenames on the server. |
totp-rs is a Rust library that permits the creation of 2FA authentification tokens per time-based one-time password (TOTP). Prior to version 1.1.0, token comparison was not constant time, and could theorically be used to...Show more |
1Siemens 4Desigo Dxr2 Firmware Desigo Pxc3 FirmwareDesigo Pxc4 Firmware+1 moreJun 17, 2026 May 20, 2022 N/A· v4 5.3 MEDIUM· v3 5.0 MEDIUM· v2 A vulnerability has been identified in Desigo DXR2 (All versions < V01.21.142.5-22), Desigo PXC3 (All versions < V01.21.142.4-18), Desigo PXC4 (All versions < V02.20.142.10-10884), Desigo PXC5 (All versions < V02.20.142....Show more |
1Intel 8Atom Processors Firmware Celeron Processors FirmwareCore Processors Firmware+5 moreJun 17, 2026 May 12, 2022 N/A· v4 5.5 MEDIUM· v3 2.1 LOW· v2 Observable behavioral discrepancy in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access. |
1Amd 99Epyc 7001 Firmware Epyc 7002 FirmwareEpyc 7003 Firmware+96 moreJun 17, 2026 May 11, 2022 N/A· v4 6.5 MEDIUM· v3 2.1 LOW· v2 An attacker with access to a malicious hypervisor may be able to infer data values used in a SEV guest on AMD CPUs by monitoring ciphertext values over time. |
The Splunk Enterprise REST API allows enumeration of usernames via the lockout error message. The potential vulnerability impacts Splunk Enterprise instances before 8.1.7 when configured to repress verbose login errors. |
Hills ComNav version 3002-19 suffers from a weak communication channel. Traffic across the local network for the configuration pages can be viewed by a malicious actor. The size of certain communications packets are pred...Show more |
SWHKD 1.1.5 allows arbitrary file-existence tests via the -c option. |
IBM MQ Appliance 9.2 CD and 9.2 LTS could allow an attacker to enumerate account credentials due to an observable discrepancy in valid and invalid login attempts. IBM X-Force ID: 220487. |
In WallpaperManagerService, 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...Show more |
In TelecomManager, there is a possible way to check if a particular self managed phone account was registered on the device due to side channel information disclosure. This could lead to local information disclosure with...Show more |
In People, 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 execu...Show more |