How severe is CVE-2017-10972?

CVE-2017-10972 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2017-10972 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-10972?

CVE-2017-10972 affects X.org X Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-10972?

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

When was CVE-2017-10972 published?

CVE-2017-10972 was published on 2017-07-06 and last updated on 2026-06-17.

CVE-2017-10972

CVE-2017-10972 is a medium-severity vulnerability in X.org X Server 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-665.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 2% (81st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-665
Affected product: X.org X Server
Published: 2017-07-06
Last modified: 2026-06-17

Description

Uninitialized data in endianness conversion in the XEvent handling of the X.Org X Server before 2017-06-19 allowed authenticated malicious users to access potentially privileged data from the X server.

Frequently asked questions

What is CVE-2017-10972?: Uninitialized data in endianness conversion in the XEvent handling of the X.Org X Server before 2017-06-19 allowed authenticated malicious users to access potentially privileged data from the X server.
How severe is CVE-2017-10972?: CVE-2017-10972 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2017-10972 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-10972?: CVE-2017-10972 affects X.org X Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-10972?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-10972 published?: CVE-2017-10972 was published on 2017-07-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:x.org:x_server:*:*:*:*:*:*:*:*

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