CVE-2020-36880: Flexsense DiskBoss 7.7.14 contains a local buffer overflow vulnerability in the 'Reports and Data Directory' f

Routine

HIGH 7.8DOWNGRADE

CVE-2020-36880 is a high-severity flaw (CVSS 7.8) affecting diskboss. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Flexsense DiskBoss 7.7.14 contains a local buffer overflow vulnerability in the 'Reports and Data Directory' field that allows an attacker to execute arbitrary code on the system.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 85%)
CISA exploited list	No
Weakness	CWE-119
Published	2025-12-05
Last modified	2026-06-17

Publisher (CNA): VulnCheck · Vendor: flexense

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

Am I affected?

Timeline

2025-12-05 18:15 UTCPublished CVE record published
2026-06-17 03:16 UTCUpdated Record last modified

flexense diskboss DOWNGRADE

Affected: 7.7.14

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.7.14

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 7.7.14 (Debian / Ubuntu)

apt-cache madison diskboss sudo apt install diskboss=<VERSION_BEFORE_7.7.14> sudo apt-mark hold diskboss

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

dnf --showduplicates list diskboss sudo dnf downgrade diskboss-<VERSION_BEFORE_7.7.14> sudo dnf versionlock add diskboss

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-2020-36880?

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

Is CVE-2020-36880 being exploited?

CVE-2020-36880 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-2020-36880 affect?

CVE-2020-36880 affects diskboss. Severity is high (CVSS 7.8). Flexsense DiskBoss 7.7.14 contains a local buffer overflow vulnerability in the 'Reports and Data Directory' field that allows an attacker to execute arbitrary code on the system.

How urgent is CVE-2020-36880?

Priority 36/100. High severity; Public exploit reference

Related CVEs

CVE-2020-36882 HIGH 7.5 DOWNGRADE Flexsense DiskBoss 7.7.14 allows unauthenticated attackers to upload arbitrary files via /Command/Search Files
CVE-2020-36881 HIGH 7.8 DOWNGRADE Flexsense DiskBoss 7.7.14 contains a local buffer overflow vulnerability in the 'Input Directory' component th

References

← Back to latest CVEs