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CVE-2023-6478

HIGHCVSS 7.5/10EPSS 1.63%

Last modified

CVE-2023-6478 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A flaw was found in xorg-server. A specially crafted request to RRChangeProviderProperty or RRChangeOutputProperty can trigger an integer overflow which may lead to a disclosure of sensitive information.. EPSS estimates a 1.63% chance of exploitation in the next 30 days.

Description

A flaw was found in xorg-server. A specially crafted request to RRChangeProviderProperty or RRChangeOutputProperty can trigger an integer overflow which may lead to a disclosure of sensitive information.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability
1.63%

73.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
X.OrgX Server< 21.1.10
X.OrgXwayland< 23.2.3
RedhatEnterprise Linux Eus9.2
DebianDebian Linux10.0
DebianDebian Linux11.0
DebianDebian Linux12.0
TigervncTigervncAll versions

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-6478?
A flaw was found in xorg-server. A specially crafted request to RRChangeProviderProperty or RRChangeOutputProperty can trigger an integer overflow which may lead to a disclosure of sensitive information.
How severe is CVE-2023-6478?
CVE-2023-6478 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.63% probability of exploitation in the next 30 days.
How do I fix CVE-2023-6478?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-6478?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST