CVE-2026-112373

validatedZero produced an exploit or a check.

GHSA-2cfh-v547-xc65 ↗EUVD-2026-104672 ↗

check availableZero validated a working check for it.not proven exploitableZero has a detection check, but hasn't produced a full working exploit yet.
cve.orgpublic pocExploit code has been published by someone. Source signals can also carry a PoC (Proof of Concept).+2.5dkevAttacks confirmed in the real world.
H3C Magic NX15 NX15V100R017
CWE-121 Stack-based Buffer Overflow
ETK-2026-2429Zero's internal tracking ID, independent of the CVE number., permanent identifier
+2.5dTTV
7mAI analysisAnalysis: how long the AI spent reversing this signal.
Check if you are vulnerable
timeline
0 = cve.org publication
trigger signal (cve.org) +0dcheck available+2.5dpublic pocagent stopped
0
+1d
+2d

description

H3C Magic NX15 NX15V100R017 is affected by a stack-based buffer overflow in its usrlist component. A remote attacker with the required low-level access may trigger the flaw and disrupt device availability.

mitigation

Restrict network access to affected devices to trusted administrative networks and limit low-privilege accounts while awaiting a vendor update. Monitor vendor support channels for a fixed release, as no fixed version is recorded.

check
available
exploit
no
automationDeterministic: a check that runs on its own, the same request on every target. Contextual: an agentic technique that needs to be applied per target, for bugs that depend on contextual flows.
contextual
auth requiredWhether an attacker needs an account first, based on the CVSS vector's Privileges Required.
yes, low privileges
EPSSEstimate of the chance this CVE is exploited in the next 30 days. Refreshed daily.
–
agent run time
7m
cve.org record, t = 0The moment cve.org publishes the CVE in full.
2026-10-19 23:00Z
Δ to public pocExploit code has been published by someone. Source signals can also carry a PoC (Proof of Concept).
+2.5d
Δ to kevAttacks confirmed in the real world.
–

outcome

Contextual check: a technique exists and was validated, but no deterministic check could cover this one.

source signals

Public signals that triggered or updated the pipeline. These are inputs for the deltas above.

  1. 2026-10-19 23:00Z
    cve_org: trigger signal, started the run
  2. 2026-10-22 12:00Z

this entry in the feed

GET /api/v1/feed/CVE-2026-112373

{
  "etk_id": "ETK-2026-2429",
  "cve_id": "CVE-2026-112373",
  "display_id": "CVE-2026-112373",
  "ghsa_id": "GHSA-2cfh-v547-xc65",
  "euvd_id": "EUVD-2026-104672",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Stack-based buffer overflow in H3C Magic NX15 usrlist",
  "summary": "H3C Magic NX15 NX15V100R017 is affected by a stack-based buffer overflow in its usrlist component. A remote attacker with the required low-level access may trigger the flaw and disrupt device availability.",
  "mitigation": "Restrict network access to affected devices to trusted administrative networks and limit low-privilege accounts while awaiting a vendor update. Monitor vendor support channels for a fixed release, as no fixed version is recorded.",
  "vendor": "H3C",
  "product": "Magic NX15",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        "NX15V100R017"
      ],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "Magic NX15",
      "purl": null
    }
  ],
  "cwes": [
    121
  ],
  "cvss_score": 7.1,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P",
  "epss_score": null,
  "epss_percentile": null,
  "epss_asof": null,
  "automation": "contextual",
  "check": true,
  "check_confidence_basis": "assessed",
  "exploit": false,
  "pipeline_minutes": 6.6859254833333335,
  "t0_at": "2026-10-19T23:00:16.156000+00:00",
  "signals": {
    "check": {
      "at": "2026-10-22T11:53:08.480652+00:00",
      "days": 2.536716720509259,
      "is_lower_bound": false,
      "measured_at": "2026-10-19T23:00:16.156000+00:00",
      "url": null
    },
    "public_poc": {
      "at": "2026-10-22T12:00:26.707948+00:00",
      "days": 2.5417887956944445,
      "is_lower_bound": false,
      "measured_at": "2026-10-19T23:00:16.156000+00:00",
      "url": "https://github.com/XxingGoD/H3C-NX15-R017-Vulns"
    },
    "trigger_signal": {
      "at": "2026-10-19T23:00:16.156000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-19T23:00:16.156000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-112373"
    }
  }
}

published 2026-10-22 11:46Z
last change 2026-10-22 13:02Z

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