CVE-2017-14537: trixbox 2.8.0.4 has path traversal via the xajaxargs array parameter to /maint/index.php?packages or the lang

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MEDIUM 6.5DOWNGRADE

CVE-2017-14537 is a medium-severity flaw (CVSS 6.5) affecting trixbox. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

trixbox 2.8.0.4 has path traversal via the xajaxargs array parameter to /maint/index.php?packages or the lang parameter to /maint/modules/home/index.php.

Why this priority

EPSS top 1%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	39.3% (top 1%)
CISA exploited list	No
Weakness	CWE-22
Published	2018-02-16
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: netfortris

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

Am I affected?

Timeline

2018-02-16 04:29 UTCPublished CVE record published
2026-06-17 01:06 UTCUpdated Record last modified

netfortris trixbox DOWNGRADE

Affected: 2.8.0.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.8.0.4

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2.8.0.4 (Debian / Ubuntu)

apt-cache madison trixbox sudo apt install trixbox=<VERSION_BEFORE_2.8.0.4> sudo apt-mark hold trixbox

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

dnf --showduplicates list trixbox sudo dnf downgrade trixbox-<VERSION_BEFORE_2.8.0.4> sudo dnf versionlock add trixbox

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Trixbox 2.8.0.4 - 'lang' Path Traversal
Nuclei scan template: Trixbox 2.8.0 - Path Traversal

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-2017-14537?

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

Is CVE-2017-14537 being exploited?

CVE-2017-14537 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-2017-14537 affect?

CVE-2017-14537 affects trixbox. Severity is medium (CVSS 6.5). trixbox 2.8.0.4 has path traversal via the xajaxargs array parameter to /maint/index.php?packages or the lang parameter to /maint/modules/home/index.php.

How urgent is CVE-2017-14537?

Priority 52/100. EPSS top 1%: very likely to be exploited; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2020-7351 HIGH 7.3 UPGRADE An OS Command Injection vulnerability in the endpoint_devicemap.php component of Fonality Trixbox Community Ed
CVE-2017-14536 MEDIUM 5.4 DOWNGRADE trixbox 2.8.0.4 has XSS via the PATH_INFO to /maint/index.php or /user/includes/language/langChooser.php.
CVE-2017-14535 HIGH 8.8 DOWNGRADE trixbox 2.8.0.4 has OS command injection via shell metacharacters in the lang parameter to /maint/modules/home
CVE-2014-5112 HIGH 7.5 MITIGATE maint/modules/home/index.php in Fonality trixbox allows remote attackers to execute arbitrary commands via she
CVE-2014-5111 MEDIUM 5.0 MITIGATE Multiple directory traversal vulnerabilities in Fonality trixbox allow remote attackers to read arbitrary file

References

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