CVE-2017-6187: Buffer overflow in the built-in web server in DiskSavvy Enterprise 9.4.18 allows remote attackers to execute a

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CRITICAL 9.8REMOTEDOWNGRADE

CVE-2017-6187 is a critical-severity flaw (CVSS 9.8) affecting disksavvy enterprise. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in the built-in web server in DiskSavvy Enterprise 9.4.18 allows remote attackers to execute arbitrary code via a long URI in a GET request.

Why this priority

Critical severity
EPSS top 2%: very likely to be exploited
Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	33.1% (top 2%)
CISA exploited list	No
Weakness	CWE-119
Published	2017-02-22
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: disksavvy

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

Am I affected?

Timeline

2017-02-22 23:59 UTCPublished CVE record published
2026-06-17 01:21 UTCUpdated Record last modified

disksavvy disksavvy enterprise DOWNGRADE

Affected: 9.4.18

Fixed in: no fixed release known

Safe to downgrade to: a release before 9.4.18

1. Check installed version

apt-cache policy disksavvy-enterprise || rpm -q disksavvy-enterprise || disksavvy-enterprise --version

2. No fixed release: DOWNGRADE to a release before 9.4.18 (Debian / Ubuntu)

apt-cache madison disksavvy-enterprise sudo apt install disksavvy-enterprise=<VERSION_BEFORE_9.4.18> sudo apt-mark hold disksavvy-enterprise

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

dnf --showduplicates list disksavvy-enterprise sudo dnf downgrade disksavvy-enterprise-<VERSION_BEFORE_9.4.18> sudo dnf versionlock add disksavvy-enterprise

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: Disk Savvy Enterprise 9.4.18 - Remote Buffer Overflow (SEH)
Metasploit: DiskSavvy Enterprise GET Buffer Overflow

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-2017-6187?

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

Is CVE-2017-6187 being exploited?

CVE-2017-6187 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-2017-6187 affect?

CVE-2017-6187 affects disksavvy enterprise. Severity is critical (CVSS 9.8). Buffer overflow in the built-in web server in DiskSavvy Enterprise 9.4.18 allows remote attackers to execute arbitrary code via a long URI in a GET request.

How urgent is CVE-2017-6187?

Priority 69/100. Critical severity; EPSS top 2%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

References

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