CVE-2013-6795: The Updater in Rackspace Openstack Windows Guest Agent for XenServer before 1.2.6.0 allows remote attackers to

Q: How do I fix CVE-2013-6795?

openstack windows guest agent: upgrade to newer than 1.2.5.0. Exact commands for each OS are on this page.

Q: Is CVE-2013-6795 being exploited?

CVE-2013-6795 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-2013-6795 affect?

CVE-2013-6795 affects openstack windows guest agent. Severity is high (CVSS 9.3). The Updater in Rackspace Openstack Windows Guest Agent for XenServer before 1.2.6.0 allows remote attackers to execute arbitrary code via a crafted serialized .NET object to TCP port 1984, which triggers the download and extraction of a ZIP

Q: How urgent is CVE-2013-6795?

Priority 61/100. Critical severity; EPSS top 7%: very likely to be exploited; Public exploit reference

This week

HIGH 9.3UPGRADE

CVE-2013-6795 is a high-severity flaw (CVSS 9.3) affecting openstack windows guest agent. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Updater in Rackspace Openstack Windows Guest Agent for XenServer before 1.2.6.0 allows remote attackers to execute arbitrary code via a crafted serialized .NET object to TCP port 1984, which triggers the download and extraction of a ZIP file that overwrites the Agent service binary.

Why this priority

Critical severity
EPSS top 7%: very likely to be exploited
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	9.3 (High)
EPSS exploit chance	5.3% (top 7%)
CISA exploited list	No
Weakness	CWE-94
Published	2013-12-24
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: rackspace

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

Am I affected?

Timeline

2013-12-24 18:55 UTCPublished CVE record published
2026-06-17 00:00 UTCUpdated Record last modified

rackspace openstack windows guest agent UPGRADE

Affected: <= 1.2.5.0

Fixed in: newer than 1.2.5.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy openstack-windows-guest-agent || rpm -q openstack-windows-guest-agent || openstack-windows-guest-agent --version

2. UPGRADE to newer than 1.2.5.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade openstack-windows-guest-agent

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade openstack-windows-guest-agent

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-2013-6795?

openstack windows guest agent: upgrade to newer than 1.2.5.0. Exact commands for each OS are on this page.

Is CVE-2013-6795 being exploited?

CVE-2013-6795 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-2013-6795 affect?

CVE-2013-6795 affects openstack windows guest agent. Severity is high (CVSS 9.3). The Updater in Rackspace Openstack Windows Guest Agent for XenServer before 1.2.6.0 allows remote attackers to execute arbitrary code via a crafted serialized .NET object to TCP port 1984, which triggers the download and extraction of a ZIP

How urgent is CVE-2013-6795?

Priority 61/100. Critical severity; EPSS top 7%: very likely to be exploited; Public exploit reference

Software pages

Windows vulnerabilities · OpenStack vulnerabilities

References

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