CyberSecBulletin
CVE-2023-20514NVD status: Deferred

AMD Radeon™ RX 6000 Series Graphics Products: Improper Handling of Parameters

Published Updated By the CyberSecBulletin desk

CVE-2023-20514 is a high-severity improper handling of parameters vulnerability in AMD Radeon™ RX 6000 Series Graphics Products from AMD, with a CVSS 4.0 base score of 8.7 out of 10. It can be exploited with local access to the system by an attacker with administrator privileges, without any action from a user. There is no confirmed exploitation so far. EPSS estimates a 0.15% chance of exploitation within 30 days, which is low compared with other CVEs.

Next patch cycle

High severity with no evidence of exploitation so far.

What to do

  1. Check which version of AMD Radeon™ RX 6000 Series Graphics Products you run against the affected versions below, and install the vendor's latest release.

Affected products and versions

VendorProductAffected versionsFixed in
AMDAMD Radeon™ RX 6000 Series Graphics ProductsNot specified in the recordNot stated
AMDAMD Radeon™ PRO W6000 Series Graphics ProductsNot specified in the recordNot stated
AMDAMD Radeon™ RX 7000 Series Graphics ProductsNot specified in the recordNot stated
AMDAMD Radeon™ PRO W7000 Series Graphics ProductsNot specified in the recordNot stated
AMDAMD Radeon™ PRO VIINot specified in the recordNot stated
AMDAMD Radeon™ VIINot specified in the recordNot stated
AMDAMD Radeon™ PRO V620Not specified in the recordNot stated
AMDAMD Radeon™ PROV710Not specified in the recordNot stated

Version data comes from the organisation that assigned the CVE. Confirm against the vendor advisory before deciding you are unaffected.

How the severity score breaks down

Attack vector
LocalThe attacker needs local access or must trick a user into running something.
Attack complexity
HighSuccess depends on conditions outside the attacker's control.
Attack requirements
NoneThe attack does not depend on a particular deployment or configuration.
Privileges required
HighAdministrator-level access is required first.
User interaction
NoneNo action by a victim is required.
Confidentiality (vulnerable system)
HighSerious loss of confidentiality on the vulnerable system.
Integrity (vulnerable system)
HighSerious loss of integrity on the vulnerable system.
Availability (vulnerable system)
HighSerious loss of availability on the vulnerable system.
Confidentiality (other systems)
HighSerious loss of confidentiality on systems beyond the vulnerable one.
Integrity (other systems)
HighSerious loss of integrity on systems beyond the vulnerable one.
Availability (other systems)
HighSerious loss of availability on systems beyond the vulnerable one.

Vector: CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. Scored by CNA (amd.com).

Official description

Improper handling of parameters in the AMD Secure Processor (ASP) could allow a privileged attacker to pass an arbitrary memory value to functions in the trusted execution environment resulting in arbitrary code execution

Source: the CVE record as published by its numbering authority, via NVD and CVE.org.

The underlying weakness: Improper Handling of Parameters

The product does not properly handle when the expected number of parameters, fields, or arguments is not provided in input, or if those parameters are undefined.

More Improper Handling of Parameters vulnerabilities (CWE-233)

Timeline

  1. CVE record published.
  2. CISA published its SSVC assessment (exploitation: none, automatable: no, technical impact: total).
  3. Record last changed materially (score, affected products, status or references).

References

Other vulnerabilities in AMD Radeon™ RX 6000 Series Graphics Products

All AMD Radeon™ RX 6000 Series Graphics Products vulnerabilities

Recent Improper Handling of Parameters vulnerabilities

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