CVE-2018-18433: An issue was discovered in DESTOON B2B 7.0

Routine

MEDIUM 4.8DOWNGRADE

CVE-2018-18433 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. admin/category.inc.php has XSS via the category[catname] parameter to the admin.php 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-2018-18433?

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

Is CVE-2018-18433 being exploited?

CVE-2018-18433 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-2018-18433 affect?

CVE-2018-18433 affects destoon b2b. Severity is medium (CVSS 4.8). An issue was discovered in DESTOON B2B 7.0. admin/category.inc.php has XSS via the category[catname] parameter to the admin.php URI.

How urgent is CVE-2018-18433?

Priority 34/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2018-18432 HIGH 8.8 DOWNGRADE An issue was discovered in DESTOON B2B 7.0
CVE-2018-18431 MEDIUM 4.8 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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