CVE-2018-18431: An issue was discovered in DESTOON B2B 7.0

Routine

MEDIUM 4.8DOWNGRADE

CVE-2018-18431 is a medium-severity flaw (CVSS 4.8) affecting destoon b2b. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in DESTOON B2B 7.0. XSS exists via certain text boxes to the admin.php?moduleid=2&action=add URI.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.6% (top 52%)
CISA exploited list	No
Weakness	CWE-79
Published	2018-10-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: destoon

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

Am I affected?

Timeline

2018-10-17 04:29 UTCPublished CVE record published
2026-06-17 01:47 UTCUpdated Record last modified

destoon destoon b2b DOWNGRADE

Affected: 7.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.0

1. Check installed version

apt-cache policy destoon-b2b || rpm -q destoon-b2b || destoon-b2b --version

2. No fixed release: DOWNGRADE to a release before 7.0 (Debian / Ubuntu)

apt-cache madison destoon-b2b sudo apt install destoon-b2b=<VERSION_BEFORE_7.0> sudo apt-mark hold destoon-b2b

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

dnf --showduplicates list destoon-b2b sudo dnf downgrade destoon-b2b-<VERSION_BEFORE_7.0> sudo dnf versionlock add destoon-b2b

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-2018-18431?

destoon b2b: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-18431 being exploited?

CVE-2018-18431 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-2018-18431 affect?

CVE-2018-18431 affects destoon b2b. Severity is medium (CVSS 4.8). An issue was discovered in DESTOON B2B 7.0. XSS exists via certain text boxes to the admin.php?moduleid=2&action=add URI.

How urgent is CVE-2018-18431?

Priority 34/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2018-18433 MEDIUM 4.8 DOWNGRADE An issue was discovered in DESTOON B2B 7.0
CVE-2018-18432 HIGH 8.8 DOWNGRADE An issue was discovered in DESTOON B2B 7.0
CVE-2018-18430 MEDIUM 4.8 DOWNGRADE An issue was discovered in DESTOON B2B 7.0

References

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