CVE-2019-16753: An issue was discovered in Decentralized Anonymous Payment System (DAPS) through 2019-08-26

Q: How do I fix CVE-2019-16753?

decentralized anonymous payment system: upgrade to newer than 2019-08-26; private instant verified transactions: upgrade to newer than 3.4.0. Exact commands for each OS are on this page.

Q: Is CVE-2019-16753 being exploited?

CVE-2019-16753 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-2019-16753 affect?

CVE-2019-16753 affects decentralized anonymous payment system, private instant verified transactions. Severity is high (CVSS 7.5). An issue was discovered in Decentralized Anonymous Payment System (DAPS) through 2019-08-26. The content to be signed is composed of a representation of strings, rather than being composed of their binary representations. This is a weak sig

Q: How urgent is CVE-2019-16753?

Priority 50/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

HIGH 7.5REMOTEUPGRADEUPGRADE

CVE-2019-16753 is a high-severity flaw (CVSS 7.5) affecting decentralized anonymous payment system, private instant verified transactions. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in Decentralized Anonymous Payment System (DAPS) through 2019-08-26. The content to be signed is composed of a representation of strings, rather than being composed of their binary representations. This is a weak signature scheme design that would allow the reuse of signatures in some cases (or even the reuse of signatures, intended for one type of message, for another type). This also affects Private Instant Verified Tran

Why this priority

High severity
Public exploit reference
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	0.7% (top 45%)
CISA exploited list	No
Weakness	CWE-347
Published	2019-12-04
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: decentralized anonymous payment system project · pivx

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

Am I affected?

Timeline

2019-12-04 20:15 UTCPublished CVE record published
2026-06-17 02:22 UTCUpdated Record last modified

decentralized anonymous payment system project decentralized anonymous payment system UPGRADE

Affected: <= 2019-08-26

Fixed in: newer than 2019-08-26

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy decentralized-anonymous-payment-system || rpm -q decentralized-anonymous-payment-system || decentralized-anonymous-payment-system --version

2. UPGRADE to newer than 2019-08-26 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade decentralized-anonymous-payment-system

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade decentralized-anonymous-payment-system

Note

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

pivx private instant verified transactions UPGRADE

Affected: <= 3.4.0

Fixed in: newer than 3.4.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy private-instant-verified-transactions || rpm -q private-instant-verified-transactions || private-instant-verified-transactions --version

2. UPGRADE to newer than 3.4.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade private-instant-verified-transactions

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade private-instant-verified-transactions

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-2019-16753?

decentralized anonymous payment system: upgrade to newer than 2019-08-26; private instant verified transactions: upgrade to newer than 3.4.0. Exact commands for each OS are on this page.

Is CVE-2019-16753 being exploited?

CVE-2019-16753 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-2019-16753 affect?

CVE-2019-16753 affects decentralized anonymous payment system, private instant verified transactions. Severity is high (CVSS 7.5). An issue was discovered in Decentralized Anonymous Payment System (DAPS) through 2019-08-26. The content to be signed is composed of a representation of strings, rather than being composed of their binary representations. This is a weak sig

How urgent is CVE-2019-16753?

Priority 50/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2019-16752 MEDIUM 4.3 UPGRADE UPGRADE An issue was discovered in Decentralized Anonymous Payment System (DAPS) through 2019-08-26

References

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