CVE-2018-14398: An issue was discovered in Creme CRM 1.6.12

Routine

MEDIUM 6.1DOWNGRADE

CVE-2018-14398 is a medium-severity flaw (CVSS 6.1) affecting cremecrm. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in Creme CRM 1.6.12. The value of the cancel button uses the content of the HTTP Referer header, and could be used to trick a user into visiting a fake login page in order to steal credentials.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.7% (top 48%)
CISA exploited list	No
Weakness	CWE-601
Published	2018-09-07
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: cremecrm

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

Am I affected?

Timeline

2018-09-07 22:29 UTCPublished CVE record published
2026-06-17 01:40 UTCUpdated Record last modified

cremecrm cremecrm DOWNGRADE

Affected: 1.6.12

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.6.12

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.6.12 (Debian / Ubuntu)

apt-cache madison cremecrm sudo apt install cremecrm=<VERSION_BEFORE_1.6.12> sudo apt-mark hold cremecrm

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

dnf --showduplicates list cremecrm sudo dnf downgrade cremecrm-<VERSION_BEFORE_1.6.12> sudo dnf versionlock add cremecrm

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-2018-14398?

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

Is CVE-2018-14398 being exploited?

CVE-2018-14398 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-2018-14398 affect?

CVE-2018-14398 affects cremecrm. Severity is medium (CVSS 6.1). An issue was discovered in Creme CRM 1.6.12. The value of the cancel button uses the content of the HTTP Referer header, and could be used to trick a user into visiting a fake login page in order to steal credentials.

How urgent is CVE-2018-14398?

Priority 39/100. Public exploit reference

Related CVEs

CVE-2018-9283 MEDIUM 5.4 DOWNGRADE An XSS issue was discovered in CremeCRM 1.6.12
CVE-2018-14397 MEDIUM 5.4 DOWNGRADE An issue was discovered in Creme CRM 1.6.12
CVE-2018-14396 MEDIUM 5.4 DOWNGRADE An issue was discovered in Creme CRM 1.6.12

References

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