HOMEVULNERABILITIESCVE-2022-31795
CRITICAL

CVE-2022-31795

CWE-78Published: June 20, 2022· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

An issue was discovered on Fujitsu ETERNUS CentricStor CS8000 (Control Center) devices before 8.1A SP02 P04. The vulnerability resides in the grel_finfo function in grel.php. An attacker is able to influence the username (user), password (pw), and file-name (file) parameters and inject special characters such as semicolons, backticks, or command-substitution sequences in order to force the application to execute arbitrary commands.

NVD Source

Technical Analysis

CVE-2022-31795 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

fujitsu2 product(s)
eternus cs8000 firmwareeternus cs8000
Source: NVD CPE · 3 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://cwe.mitre.org/data/definitions/78.html
ADVISORYhttps://research.nccgroup.com/2022/05/27/technical-advisory-fujitsu-centricstor-control-center-v8-1-unauthenticated-command-injection/
ADVISORYhttps://support.ts.fujitsu.com/ProductSecurity/content/Fujitsu-PSIRT-PSS-IS-2022-050316-Security-Notice-SF.pdf
ADVISORYhttps://cwe.mitre.org/data/definitions/78.html
ADVISORYhttps://research.nccgroup.com/2022/05/27/technical-advisory-fujitsu-centricstor-control-center-v8-1-unauthenticated-command-injection/
ADVISORYhttps://support.ts.fujitsu.com/ProductSecurity/content/Fujitsu-PSIRT-PSS-IS-2022-050316-Security-Notice-SF.pdf

All References (6)

→
https://cwe.mitre.org/data/definitions/78.htmlThird Party Advisory
→
https://research.nccgroup.com/2022/05/27/technical-advisory-fujitsu-centricstor-control-center-v8-1-unauthenticated-command-injection/Exploit · Third Party Advisory
→
https://support.ts.fujitsu.com/ProductSecurity/content/Fujitsu-PSIRT-PSS-IS-2022-050316-Security-Notice-SF.pdfVendor Advisory
→
https://cwe.mitre.org/data/definitions/78.htmlThird Party Advisory
→
https://research.nccgroup.com/2022/05/27/technical-advisory-fujitsu-centricstor-control-center-v8-1-unauthenticated-command-injection/Exploit · Third Party Advisory
→
https://support.ts.fujitsu.com/ProductSecurity/content/Fujitsu-PSIRT-PSS-IS-2022-050316-Security-Notice-SF.pdfVendor Advisory

Quick Facts

CVE IDCVE-2022-31795
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-78
CISA KEVNo
Affected1 vendor(s)
PublishedJun 20, 2022

Related CVEs (CWE-78)

CVE-2012-2976
10.0
CVE-2014-2874
10.0
CVE-2011-4502
10.0
CVE-2012-6592
10.0
CVE-2012-6593
10.0
CVE-2012-6601
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2022-31795 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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