CVE-2020-7878: An arbitrary file download and execution vulnerability was found in the VideoOffice X2.9 and earlier versions

Q: How do I fix CVE-2020-7878?

videooffice: upgrade to newer than x2.9. Exact commands for each OS are on this page.

Q: Is CVE-2020-7878 being exploited?

CVE-2020-7878 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2020-7878 affect?

CVE-2020-7878 affects videooffice. Severity is critical (CVSS 9.8). An arbitrary file download and execution vulnerability was found in the VideoOffice X2.9 and earlier versions (CVE-2020-7878). This issue is due to missing support for integrity check.

Q: How urgent is CVE-2020-7878?

Priority 53/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2020-7878 is a critical-severity flaw (CVSS 9.8) affecting videooffice. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An arbitrary file download and execution vulnerability was found in the VideoOffice X2.9 and earlier versions (CVE-2020-7878). This issue is due to missing support for integrity check.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.7% (top 46%)
CISA exploited list	No
Weakness	CWE-353, CWE-345
Published	2021-12-28
Last modified	2026-06-17

Publisher (CNA): KrCERT/CC · Vendor: 4nb

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

Am I affected?

Timeline

2021-12-28 20:15 UTCPublished CVE record published
2026-06-17 03:25 UTCUpdated Record last modified

4nb videooffice UPGRADE

Affected: <= x2.9

Fixed in: newer than x2.9

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than x2.9 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade videooffice

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade videooffice

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2020-7878?

videooffice: upgrade to newer than x2.9. Exact commands for each OS are on this page.

Is CVE-2020-7878 being exploited?

CVE-2020-7878 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-2020-7878 affect?

CVE-2020-7878 affects videooffice. Severity is critical (CVSS 9.8). An arbitrary file download and execution vulnerability was found in the VideoOffice X2.9 and earlier versions (CVE-2020-7878). This issue is due to missing support for integrity check.

How urgent is CVE-2020-7878?

Priority 53/100. Critical severity; Remotely exploitable, no login, no user action

References

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