CVE-2018-19157: Phore through 1.3.3.1 (a chain-based proof-of-stake cryptocurrency) allows a remote denial of service, exploit

Q: How do I fix CVE-2018-19157?

phore: upgrade to newer than 1.3.3.1. Exact commands for each OS are on this page.

Q: Is CVE-2018-19157 being exploited?

CVE-2018-19157 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2018-19157 affect?

CVE-2018-19157 affects phore. Severity is high (CVSS 7.5). Phore through 1.3.3.1 (a chain-based proof-of-stake cryptocurrency) allows a remote denial of service, exploitable by an attacker who acquires even a small amount of stake/coins in the system. The attacker sends invalid headers/blocks, whic

Q: How urgent is CVE-2018-19157?

Priority 49/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.5REMOTEUPGRADE

CVE-2018-19157 is a high-severity flaw (CVSS 7.5) affecting phore. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Phore through 1.3.3.1 (a chain-based proof-of-stake cryptocurrency) allows a remote denial of service, exploitable by an attacker who acquires even a small amount of stake/coins in the system. The attacker sends invalid headers/blocks, which are stored on the victim's disk.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.3% (top 29%)
CISA exploited list	No
Weakness	CWE-400
Published	2019-11-05
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: phore

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2019-11-05 21:15 UTCPublished CVE record published
2026-06-17 01:48 UTCUpdated Record last modified

phore phore UPGRADE

Affected: <= 1.3.3.1

Fixed in: newer than 1.3.3.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy phore || rpm -q phore || phore --version

2. UPGRADE to newer than 1.3.3.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade phore

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade phore

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2018-19157?

phore: upgrade to newer than 1.3.3.1. Exact commands for each OS are on this page.

Is CVE-2018-19157 being exploited?

CVE-2018-19157 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2018-19157 affect?

CVE-2018-19157 affects phore. Severity is high (CVSS 7.5). Phore through 1.3.3.1 (a chain-based proof-of-stake cryptocurrency) allows a remote denial of service, exploitable by an attacker who acquires even a small amount of stake/coins in the system. The attacker sends invalid headers/blocks, whic

How urgent is CVE-2018-19157?

Priority 49/100. High severity; Remotely exploitable, no login, no user action

References

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