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CVE-2018-10933

A vulnerability was found in libssh's server-side state machine before versions 0.7.6 and 0.8.4. A malicious client could create channels without first performing authentication, resulting in unauthorized access.

CVSS 9.1 (CRITICAL)

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
5.9/10
General review priority; not probability

Evidence confidence: PoC published; attacks unconfirmed

Why this priority?
  • Technical severity: CVSS 9.1: +3.18
  • Fresh EPSS: 91.79%: +2.29
  • Published PoC; attacks unconfirmed: +0.40

General review priority, not probability, victim count or asset-specific risk. A range covers missing CVSS/EPSS inputs within the current evidence state.

Sources: 3 documents and public datasets.

Hype components

Headline sample (25%)
0/100
Press, 30 days (60%)
0/100
Grounded branding (15%)
0/100
HYPE TOTAL0/100

Sources and documents

Tripwire
Press · 01 Nov 2018, 07:00 · Tripwire Patch Priority Index for October 2018 - Tripwire
TechTarget
Press · 18 Oct 2018, 07:00 · New libSSH vulnerability gives root access to servers - TechTarget
The Hacker News
Press · 17 Oct 2018, 07:00 · LibSSH Flaw Allows Hackers to Take Over Servers Without Password - The Hacker News

Score evolution

● Hype   ● Reality

Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.

First record: hype 0.0 · reality 5.9 (2026-11-02 15:12). The curve appears once the score changes.

Public exploit evidence

5

Public exploit entries / repo candidates

See 5 repos with metrics
RepositoryStarsForksLanguageUpdated
SoledaD208/CVE-2018-1093312640Python23 Oct 2018, 13:51
Virgula0/POC-CVE-2018-10933116Python25 Oct 2018, 18:23
r3dxpl0it/CVE-2018-1093313Python24 Oct 2018, 07:58
ninp0/cve-2018-10933_poc00C20 Oct 2018, 01:53
sambiyal/CVE-2018-10933-POC00Python21 Nov 2018, 09:43
Public exploit evidence
Evidence context and dated references

Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs.

Evidence in context

Confidence in exploitation evidence
PoC published; attacks unconfirmed
Priority basis
Exploitation in attacks unconfirmed; CVSS 9.1; EPSS 91.8%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
network access, no prior privileges, no user interaction.
Observed activity
Public PoC evidence is present.
Known scale
Not quantified.
Evidence confidence basis
Published PoC artifact; functionality unverified

Score evaluated: 2026-11-05 13:57:55.555769+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
First press mention
17 Oct 2018, 07:00
Published
17 Oct 2018, 12:00
Latest press mention
01 Nov 2018, 07:00
Score calculated
05 Nov 2026, 13:57
PoCs on GitHub
5 repositories