CVE-2026-79823
MEDIUM 4HPE NonStop EMS Distributor is vulnerable to buffer overflow condition that may result in undesirable behavior.
NO EXPLOITATION SIGNALS
No known exploitation, public exploit, or elevated probability at this time. Track for changes.
Exploitation likelihood
0.1%chance of exploitation in 30 days · 1st percentile
○ In CISA KEV
○ Catalogued PoC
Impact if exploited
4CVSS 3.1 · MEDIUM
- ConfidentialityNone
- IntegrityLow
- AvailabilityLow
What an attacker needs
- ⚠Access: Requires local access to the host
- ✓Privileges: No account or privileges required
- ✓User interaction: No user interaction needed
- ⚠Complexity: Needs a race window or specific setup
✓ lowers the bar for an attacker · ⚠ raises it
Proof of concept
No public PoC is currently catalogued.
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Data snapshot:
Weakness (CWE)
- CWE-121: Stack-based buffer overflow
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
References and research data (JSON)
All CVSS metrics
- MEDIUM 4 v3.1 · CNA Primary
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L - MEDIUM 4 v3.1 · NVD Secondary
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
References
Advisories
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-101953 EUVD · EUVD-2026-101953
Technical & other
- https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbns05148en_us&docLocale=en_USCVE record · hpe · Updated 2026-10-15T09:01:09.650Z
NVD · CVE-2026-79823 · Updated 2026-10-15T16:23:06.250