CVE-2018-19155

CVE-2018-19155 is a high-severity vulnerability in Navcoin with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Description

navcoin through 4.3.0 (a chain-based proof-of-stake cryptocurrency) allows a remote denial of service. The attacker sends invalid headers/blocks. The attack requires no stake and can fill the victim's disk and RAM.

Frequently asked questions

What is CVE-2018-19155?
navcoin through 4.3.0 (a chain-based proof-of-stake cryptocurrency) allows a remote denial of service. The attacker sends invalid headers/blocks. The attack requires no stake and can fill the victim's disk and RAM.
How severe is CVE-2018-19155?
CVE-2018-19155 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2018-19155 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-19155?
CVE-2018-19155 affects Navcoin. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-19155?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-19155 published?
CVE-2018-19155 was published on 2019-11-05 and last updated on 2026-06-17.

References

Affected products (1)

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