CVE-2019-19605: X-Plane before 11.41 allows Arbitrary Memory Write via crafted network packets, which could cause a denial of

Q: How do I fix CVE-2019-19605?

x-plane: upgrade to 11.41. Exact commands for each OS are on this page.

Q: Is CVE-2019-19605 being exploited?

CVE-2019-19605 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-2019-19605 affect?

CVE-2019-19605 affects x-plane. Severity is critical (CVSS 9.8). X-Plane before 11.41 allows Arbitrary Memory Write via crafted network packets, which could cause a denial of service or arbitrary code execution.

Q: How urgent is CVE-2019-19605?

Priority 65/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2019-19605 is a critical-severity flaw (CVSS 9.8) affecting x-plane. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

X-Plane before 11.41 allows Arbitrary Memory Write via crafted network packets, which could cause a denial of service or arbitrary code execution.

Why this priority

Critical severity
Public exploit reference
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	2.2% (top 18%)
CISA exploited list	No
Weakness	CWE-787
Published	2020-03-30
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: x-plane

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

Am I affected?

Timeline

2020-03-30 22:15 UTCPublished CVE record published
2026-06-17 02:26 UTCUpdated Record last modified

x-plane x-plane UPGRADE

Affected: < 11.41

Fixed in: 11.41

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy x-plane || rpm -q x-plane || x-plane --version

2. UPGRADE to 11.41 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade x-plane

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade x-plane

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-2019-19605?

x-plane: upgrade to 11.41. Exact commands for each OS are on this page.

Is CVE-2019-19605 being exploited?

CVE-2019-19605 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-2019-19605 affect?

CVE-2019-19605 affects x-plane. Severity is critical (CVSS 9.8). X-Plane before 11.41 allows Arbitrary Memory Write via crafted network packets, which could cause a denial of service or arbitrary code execution.

How urgent is CVE-2019-19605?

Priority 65/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2019-19606 CRITICAL 9.8 UPGRADE X-Plane before 11.41 has multiple improper path validations that could allow reading and writing files from/to

References

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