CVE-2023-33863

CRITICALCVSS 9.8/10EPSS 3.65%

Last modified

CVE-2023-33863 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. SerialiseValue in RenderDoc before 1.27 allows an Integer Overflow with a resultant Buffer Overflow. 0xffffffff is sign-extended to 0xffffffffffffffff (SIZE_MAX) and then there is an attempt to add 1.. EPSS estimates a 3.65% chance of exploitation in the next 30 days.

Description

SerialiseValue in RenderDoc before 1.27 allows an Integer Overflow with a resultant Buffer Overflow. 0xffffffff is sign-extended to 0xffffffffffffffff (SIZE_MAX) and then there is an attempt to add 1.

Metrics

CVSS 3.1
9.8/10

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

EPSS Probability
3.65%

88.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
RenderdocRenderdoc< 1.27

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-33863?
SerialiseValue in RenderDoc before 1.27 allows an Integer Overflow with a resultant Buffer Overflow. 0xffffffff is sign-extended to 0xffffffffffffffff (SIZE_MAX) and then there is an attempt to add 1.
How severe is CVE-2023-33863?
CVE-2023-33863 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.65% probability of exploitation in the next 30 days.
How do I fix CVE-2023-33863?
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-2023-33863?

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

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Source: NVD / NIST