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CWE-240

Improper Handling of Inconsistent Structural Elements

BaseDraftSimple6 CVEs
The product does not handle or incorrectly handles when two or more structural elements should be consistent, but are not.

Common consequences1

  • IntegrityOtherVaries by ContextUnexpected State

Relationships2

CVEs referencing this CWE6

CVEDescriptionSeverityEPSSFlagsModified
CVE-2021-31890

A vulnerability has been identified in Capital Embedded AR Classic 431-422 (All versions), Capital Embedded AR Classic R20-11 (All versions < V2303), PLUSCONTROL 1st Gen (All versions), SIMOTICS CONNECT 400 (All versions < V0.5.0.0), SIMOTICS CONNECT 400 (All versions < V1.0.0.0). The total length of an TCP payload (set in the IP header) is unchecked. This may lead to various side effects, including Information Leak and Denial-of-Service conditions, depending on the network buffer organization in memory. (FSMD-2021-0017)

CRITICAL9.1
2.15%p80
2025-03-11
CVE-2021-21640

Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not properly check that a newly created view has an allowed name, allowing attackers with View/Create permission to create views with invalid or already-used names.

MEDIUM4.3
1.91%p77
2024-11-21
CVE-2022-40957

Inconsistent data in instruction and data cache when creating wasm code could lead to a potentially exploitable crash.<br>*This bug only affects Firefox on ARM64 platforms.*. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.

MEDIUM6.5
1.08%p61
2025-04-15
CVE-2023-39914

NLnet Labs' bcder library up to and including version 0.7.2 panics while decoding certain invalid input data rather than rejecting the data with an error. This can affect both the actual decoding stage as well as accessing content of types that utilized delayed decoding.

HIGH7.5
0.59%p44
2024-11-21
CVE-2023-39915

NLnet Labs' Routinator up to and including version 0.12.1 may crash when trying to parse certain malformed RPKI objects. This is due to insufficient input checking in the bcder library covered by CVE-2023-39914.

HIGH7.5
0.52%p40
2024-11-21
CVE-2025-4321

In a Bluetooth device, using RS9116-WiseConnect SDK experiences a Denial of Service, if it receives malformed L2CAP packets, only hard reset will bring the device to normal operation

NONE
0.16%p6
PoC
2026-04-15