CVE-2026-40140
High-Severity Pre-Authentication Vulnerability in BeyondTrust Remote Support and Privileged Remote Access
HIGH 8.7
En bref
- Source
- NVD
- EPSS
- EPSS 0.65 % · centile 51 ()
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- BT
- Statut NVD
- Analyzed
Description
BeyondTrust Remote Support and Privileged Remote Access contain a high-severity pre-authentication vulnerability in the network communication subsystem. Insufficient validation of client-supplied input may allow an unauthenticated remote attacker to trigger a denial-of-service condition affecting appliance availability.
Faiblesses (CWE)
- CWE-400 — Consommation de ressources non maîtrisée (déni de service)
Références
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 4.0 | HIGH 8.7 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N | BT |
| CVSS 4.0 | HIGH 8.7 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X | NVD · 13061848-ea10-403d-bd75-c83a022c2891 (Secondary) |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
Références européennes
- ENISA EUVD · EUVD-2026-41888
- GCVE · GCVE-0-2026-40140
Configurations affectées (CPE NVD)
cpe:2.3:a:beyondtrust:privileged_remote_access:*:*:*:*:*:*:*:*< 25.3.3cpe:2.3:a:beyondtrust:remote_support:*:*:*:*:*:*:*:*< 25.3.3
Produits affectés
| Produit | Versions |
|---|---|
| BeyondTrust · Remote Support | affected 0 ≤ 25.3.2 |
| BeyondTrust · Privileged Remote Access | affected 0 ≤ 25.3.2 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |