How severe is CVE-2014-3798?

CVE-2014-3798 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2014-3798 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-3798?

CVE-2014-3798 primarily affects Citrix Xenserver. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-3798?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2014-3798 published?

CVE-2014-3798 was published on 2019-07-11 and last updated on 2026-06-17.

CVE-2014-3798

CVE-2014-3798 is a medium-severity vulnerability in Citrix Xenserver with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 6.1
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Citrix Xenserver
Published: 2019-07-11
Last modified: 2026-06-17

Description

The Windows Guest Tools in Citrix XenServer 6.2 SP1 and earlier allows remote attackers to cause a denial of service (guest OS crash) via a crafted Ethernet frame.

Frequently asked questions

What is CVE-2014-3798?: The Windows Guest Tools in Citrix XenServer 6.2 SP1 and earlier allows remote attackers to cause a denial of service (guest OS crash) via a crafted Ethernet frame.
How severe is CVE-2014-3798?: CVE-2014-3798 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2014-3798 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-3798?: CVE-2014-3798 primarily affects Citrix Xenserver. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-3798?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-3798 published?: CVE-2014-3798 was published on 2019-07-11 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:citrix:xenserver:6.0:*:*:*:*:*:*:*
cpe:2.3:a:citrix:xenserver:6.0.2:*:*:*:*:*:*:*
cpe:2.3:a:citrix:xenserver:6.1.0:*:*:*:*:*:*:*
cpe:2.3:a:citrix:xenserver:6.2.0:*:*:*:*:*:*:*

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