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CVE-2022-38451: A directory traversal vulnerability exists in the httpd update.cgi functionality of FreshTomato 2022.5

57
This week
HIGH 7.5REMOTEMITIGATEMITIGATE

CVE-2022-38451 is a high-severity flaw (CVSS 7.5) affecting freshtomato, quartz-gold firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A directory traversal vulnerability exists in the httpd update.cgi functionality of FreshTomato 2022.5. A specially crafted HTTP request can lead to arbitrary file read. An attacker can send an HTTP request to trigger this vulnerability.

Why this priority

  • High severity
  • Public exploit reference
  • Remotely exploitable, no login, no user action

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

Risk facts

CVSS score7.5 (High)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionNone
EPSS exploit chance2.1% (top 18%)
CISA exploited listNo
WeaknessCWE-22
Published2023-01-30
Last modified2026-06-17
Publisher (CNA): Talos · Vendor: freshtomato · siretta

Share: LinkedIn · X · Reddit

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

Am I affected?

Timeline

freshtomato freshtomato MITIGATE
Affected: 2022.5
Fixed in: no fixed release known
Safe to downgrade to: a release before 2022.5
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
siretta quartz-gold firmware MITIGATE
Affected: g5.0.1.5-210720-141020
Fixed in: no fixed release known
Safe to downgrade to: a release before g5.0.1.5-210720-141020
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
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-2022-38451?

freshtomato: mitigate or apply the listed mitigation; quartz-gold firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-38451 being exploited?

CVE-2022-38451 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-2022-38451 affect?

CVE-2022-38451 affects freshtomato, quartz-gold firmware. Severity is high (CVSS 7.5). A directory traversal vulnerability exists in the httpd update.cgi functionality of FreshTomato 2022.5. A specially crafted HTTP request can lead to arbitrary file read. An attacker can send an HTTP request to trigger this vulnerability.

How urgent is CVE-2022-38451?

Priority 57/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

Apache HTTP Server vulnerabilities

Related CVEs

References

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