CVE-2019-20893: An issue was discovered in Activision Infinity Ward Call of Duty Modern Warfare 2 through 2019-12-11

Q: How do I fix CVE-2019-20893?

call of duty modern warfare 2: upgrade to newer than 2019-12-11. Exact commands for each OS are on this page.

Q: Is CVE-2019-20893 being exploited?

CVE-2019-20893 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-2019-20893 affect?

CVE-2019-20893 affects call of duty modern warfare 2. Severity is critical (CVSS 9.8). An issue was discovered in Activision Infinity Ward Call of Duty Modern Warfare 2 through 2019-12-11. PartyHost_HandleJoinPartyRequest has a buffer overflow vulnerability and can be exploited by using a crafted joinParty packet. This can be

Q: How urgent is CVE-2019-20893?

Priority 60/100. Critical severity; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2019-20893 is a critical-severity flaw (CVSS 9.8) affecting call of duty modern warfare 2. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in Activision Infinity Ward Call of Duty Modern Warfare 2 through 2019-12-11. PartyHost_HandleJoinPartyRequest has a buffer overflow vulnerability and can be exploited by using a crafted joinParty packet. This can be utilized to conduct arbitrary code execution on a victim's machine.

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	2.2% (top 18%)
CISA exploited list	No
Weakness	CWE-120
Published	2020-06-30
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: activision

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

Am I affected?

Timeline

2020-06-30 12:15 UTCPublished CVE record published
2026-06-17 02:31 UTCUpdated Record last modified

activision call of duty modern warfare 2 UPGRADE

Affected: <= 2019-12-11

Fixed in: newer than 2019-12-11

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy call-of-duty-modern-warfare-2 || rpm -q call-of-duty-modern-warfare-2 || call-of-duty-modern-warfare-2 --version

2. UPGRADE to newer than 2019-12-11 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade call-of-duty-modern-warfare-2

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade call-of-duty-modern-warfare-2

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-2019-20893?

call of duty modern warfare 2: upgrade to newer than 2019-12-11. Exact commands for each OS are on this page.

Is CVE-2019-20893 being exploited?

CVE-2019-20893 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-2019-20893 affect?

CVE-2019-20893 affects call of duty modern warfare 2. Severity is critical (CVSS 9.8). An issue was discovered in Activision Infinity Ward Call of Duty Modern Warfare 2 through 2019-12-11. PartyHost_HandleJoinPartyRequest has a buffer overflow vulnerability and can be exploited by using a crafted joinParty packet. This can be

How urgent is CVE-2019-20893?

Priority 60/100. Critical severity; Remotely exploitable, no login, no user action

References

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