Radsecproxy: [GHSA-wj29-mxmc-q98c: Heap OOB read/write in MS-MPPE key re-encryption] (CVE-2026-104201)
Description
A heap out-of-bounds read/write vulnerability exists in the MS-MPPE key re-encryption functionality of radsecproxy. This vulnerability affects multiple specific versions of radsecproxy. The severity is assessed as medium. No CVSS score is provided, and no known exploits are reported in the wild. There is no information about available patches or vendor advisories.
Affected software
pkg:deb/ubuntu/radsecproxy?arch=source&distro=xenialpkg:deb/ubuntu/radsecproxy?arch=source&distro=bionicpkg:deb/ubuntu/radsecproxy?arch=source&distro=focalpkg:deb/ubuntu/radsecproxy?arch=source&distro=jammypkg:deb/ubuntu/radsecproxy?arch=source&distro=noblepkg:deb/ubuntu/radsecproxy?arch=source&distro=stonkingpkg:deb/ubuntu/radsecproxy?arch=source&distro=resoluteRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-104201 identifies a heap out-of-bounds read/write vulnerability in radsecproxy's MS-MPPE key re-encryption process. This flaw could potentially lead to memory corruption issues. Multiple specific versions of radsecproxy are affected, including versions 1.6.5-1build1 through 1.11.3-1build1. No CVSS score or detailed technical exploit information is available. No known exploits in the wild have been reported, and no patch or remediation details are provided in the available data.
Potential Impact
The vulnerability allows out-of-bounds heap memory access during MS-MPPE key re-encryption, which could lead to memory corruption. The exact impact on confidentiality, integrity, or availability is not detailed. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. In absence of official fixes, monitor vendor channels for updates and consider mitigating exposure by limiting use of affected versions where possible.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- UBUNTU-CVE-2026-104201
- Osv Schema Version
- 1.7.0
- Ecosystems
- ["Ubuntu:16.04:LTS","Ubuntu:18.04:LTS","Ubuntu:20.04:LTS","Ubuntu:22.04:LTS","Ubuntu:24.04:LTS","Ubuntu:26.10","Ubuntu:26.04:LTS"]
Threat ID: 6ad3f4f32cdf04f6566575ee
Added to database: 10/17/2026, 22:21:39 UTC
Last enriched: 10/17/2026, 22:41:05 UTC
Last updated: 10/17/2026, 22:41:05 UTC
Views: 2
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