Vulnerability · Published Aug 13, 2024 · Assigned by AMD

CVE-2021-46772

Low 3.9

In plain English

A low-severity out-of-bounds read in AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics from AMD. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).

Severity (CVSS 3.1)3.9Low
Exploit odds (30 days)0.2%top 92.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Insufficient input validation in the ABL may allow a privileged attacker with access to the BIOS menu or UEFI shell to tamper with the structure headers in SPI ROM causing an out of bounds memory read and write, potentially resulting in memory corruption or denial of service.

Affected products (as reported)

VendorProductVersions
AMD AMD EPYC™ 7002 Series Processors see references
AMD AMD EPYC™ 7003 Series Processors see references
AMD AMD Ryzen™ 3000 Series Desktop Processors various
AMD AMD Ryzen™ 5000 Series Desktop Processors see references
AMD AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics ComboAM4V2 1.2.0.A
AMD AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics various
AMD AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics various
AMD AMD Ryzen™ Threadripper™ 3000 Series Processors various
AMD AMD Ryzen™ Threadripper™ PRO 3000WX Series Processors see references
AMD AMD Ryzen™ Threadripper™ PRO 5000WX Processors see references
AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics various
AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics various
AMD AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics various
AMD AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics various
AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics various
AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics see references
AMD AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics see references
AMD AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics see references
AMD AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics see references
AMD AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics see references
AMD AMD Ryzen™ 3000 Series Processors with Radeon™ Graphics see references
AMD AMD EPYC™ Embedded 7002 Series Processors see references
AMD AMD EPYC™ Embedded 7003 Series Processors see references
AMD AMD Ryzen™ Embedded R1000 Series Processors various
AMD AMD Ryzen™ Embedded R2000 Series Processors various
AMD AMD Ryzen™ Embedded 5000 Series Processors various
AMD AMD Ryzen™ Embedded V1000 Series Processors various
AMD AMD Ryzen™ Embedded V2000 Series Processors various
AMD AMD Ryzen™ Embedded V3000 Series Processors see references

Weakness: CWE-125, CWE-787 · Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:L

References