CVE-2016-20045Disclosure(hnb_project / hierarchical_notebook)

LOWCVSS 7.8 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

HNB Organizer 1.9.18-10 contains a local buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying an oversized argument to the -rc command-line parameter. Attackers can craft a malicious input string exceeding 108 bytes containing shellcode and a return address to overwrite the stack and achieve code execution.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-787

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

NONE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • hierarchical_notebook

Threat summary

  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 2 classified signals
  • Peaked 1d ago at 1 mentions (2026-03-28); latest day: 1
  • 2 total mentions across 2 days

Affected systems

Products
hierarchical_notebook

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-03-28: 1Mentions · 2026-03-29: 1Technical Details · 2026-03-28: 103-2803-29
Signal classification1 categories
Disclosure
2100.0%
Referenced assets2 URLs
Full discourse2 posts
  • CVEarity@CVEarity
    Disclosure

    ⚡ New CVE Alert: CVE-2016-20045 📊 Severity: 8.4 🚨 Risk Level: High 🧩 Affects: Multiple / Unspecified Products Reference: https://nvd.nist.gov/vuln/detail/CVE-2016-20045 #CVE-2016-20045 #CVE #High #CyberSecurity #InfoSec https://t.co/uBc6zO0fIX

    Post summary

    The tweet announces CVE-2016-20045 with a severity score of 8.4 and a high risk level, linking only to the NVD entry and providing no technical or exploit details.

    0000031
    123 followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2016-20045 HNB Organizer 1.9.18-10 contains a local buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying an oversized argument to the… https://www.cve.org/CVERecord?id=CVE-2016-20045

    Post summary

    CVE‑2016‑20045 reveals a local buffer overflow in HNB Organizer 1.9.18‑10 that enables local attackers to run arbitrary code with an oversized argument.

    0000053
    56.9K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Apphnb_projecthierarchical_notebook---

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