CVE-2017-20154

Node service interruption

Published Dec 30, 2022 · Updated Apr 11, 2025

Denial of service in CTxMemPool::accept in ghostlander Phoenixcoin before 0.6.6.1-pxc allows attackers to interrupt node operation. Public materials identify src/main.cpp and the affected function but do not disclose the malformed input or the resource that is mishandled. Exploitation requires adjacent-network access and low privileges, and the reported consequence is limited to availability loss.

CVSS severity3.5
Low
EPSS probability0.89%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Denial of service in CTxMemPool::accept in ghostlander Phoenixcoin before 0.6.6.1-pxc allows attackers to interrupt node operation. Public materials identify src/main.cpp and the affected function but do not disclose the malformed input or the resource that is mishandled. Exploitation requires adjacent-network access and low privileges, and the reported consequence is limited to availability loss.

The record

CVE
CVE-2017-20154
Published
Dec 30, 2022
Updated
Apr 11, 2025
Vendor
ghostlander
Product
Phoenixcoin
Classifications
CWE-404, T1499.004
Attack vector
adjacent
Privileges
authenticated

Timeline

How it unfolded

  1. Dec 30, 2022CVE publishedPublication date reported by the CVE source.
  2. Apr 11, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

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  1. Affected versionversion=n/a

What conditions does exploitation require?

Attack vectoradjacent
Required privilegesauthenticated

What is affected?

ghostlander · Phoenixcoinversion=n/a

Published CVSS scores

2.3VulDBAV:A/AC:M/Au:S/C:N/I:N/A:P
3.5VulDBCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
3.5VulDBCVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectoradjacent
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-404Improper Resource Shutdown or Release
T1499.004Application or System Exploitation

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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