CVE-2026-67554 Details
Description
An authenticated attacker can craft a disposition frame with large or illegal ranges causing excessive CPU usage due to naive range handling, leading to denial of service. This issue affects Apache Qpid Proton-Dotnet: through 1.0.0. Users are recommended to upgrade to version 1.1.0, which fixes the issue.
A denial-of-service vulnerability has been identified in Apache Qpid Proton-Dotnet versions through 1.0.0. This issue allows an authenticated attacker to create a disposition frame with large or illegal ranges, which is poorly managed by the software. This mismanagement leads to excessive CPU usage, causing a denial-of-service condition.
Users are advised to upgrade to Apache Qpid Proton-Dotnet version 1.1.0 or later, which addresses this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Aug 5, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2026/08/04/25 | CVE | Mailing ListThird Party Advisory |
| https://lists.apache.org/thread/5ndlowz29464ytj98gz9z9ljhwnmb2hm | [email protected] | Mailing ListVendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-606 | Unchecked Input for Loop Condition | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| apache qpid proton-dotnet | < 1.1.0 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Aug 7, 2026 | Initial Analysis | [email protected] |
| Aug 5, 2026 | CVE Modified | CISA-ADP |
| Aug 5, 2026 | CVE Modified | CVE |
| Aug 5, 2026 | New CVE Received | [email protected] |