CVE-2018-14020: An issue was discovered in the Paymorrow module 1.0.0 before 1.0.2 and 2.0.0 before 2.0.1 for OXID eShop

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MEDIUM 5.3REMOTEDOWNGRADE

CVE-2018-14020 is a medium-severity flaw (CVSS 5.3) affecting paymorrow. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in the Paymorrow module 1.0.0 before 1.0.2 and 2.0.0 before 2.0.1 for OXID eShop. An attacker can bypass delivery-address change detection if the payment module doesn't use eShop's checkout procedure properly. To do so, the attacker must change the delivery address to one that is not verified by the Paymorrow module.

Why this priority

Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.1% (top 35%)
CISA exploited list	No
Published	2018-08-20
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: paymorrow

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

Am I affected?

Timeline

2018-08-20 22:29 UTCPublished CVE record published
2026-06-17 01:40 UTCUpdated Record last modified

paymorrow paymorrow DOWNGRADE

Affected: 1.0.0 · 1.0.2 rc1 · 2.0.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.0.0 (Debian / Ubuntu)

apt-cache madison paymorrow sudo apt install paymorrow=<VERSION_BEFORE_1.0.0> sudo apt-mark hold paymorrow

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list paymorrow sudo dnf downgrade paymorrow-<VERSION_BEFORE_1.0.0> sudo dnf versionlock add paymorrow

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2018-14020?

paymorrow: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-14020 being exploited?

CVE-2018-14020 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-2018-14020 affect?

CVE-2018-14020 affects paymorrow. Severity is medium (CVSS 5.3). An issue was discovered in the Paymorrow module 1.0.0 before 1.0.2 and 2.0.0 before 2.0.1 for OXID eShop. An attacker can bypass delivery-address change detection if the payment module doesn't use eShop's checkout procedure properly. To do

How urgent is CVE-2018-14020?

Priority 40/100. Remotely exploitable, no login, no user action

References

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