Out-of-bounds Read in AMD Athlon™ 3000 Series Desktop Processors With Radeon™ Graphics
CVE-2021-46772
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.9 (Low). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:L.
EPSS exploit prediction
EPSS: 0.002 (7.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- AMD Athlon™ 3000 Series Desktop Processors With Radeon™ Graphics — versions various
- AMD Athlon™ 3000 Series Mobile Processors With Radeon™ Graphics — versions various
- AMD Epyc™ 7002 Series Processors — versions RomePI 1.0.0.E
- AMD Epyc™ 7003 Series Processors — versions MilanPI 1.0.0.9
- AMD Epyc™ Embedded 7002 Series Processors — versions EmbRomePI-SP3 1.0.0.8
- AMD Epyc™ Embedded 7003 Series Processors — versions EmbMilanPI-SP3 1.0.0.5
- AMD Ryzen™ 3000 Series Desktop Processors — versions various
- AMD Ryzen™ 3000 Series Mobile Processor With Radeon™ Graphics — versions various
- AMD Ryzen™ 3000 Series Processors With Radeon™ Graphics — versions CezannePI-FP6 1.0.0.E
- AMD Ryzen™ 4000 Series Desktop Processors With Radeon™ Graphics — versions various
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2021-46772?
- CVE-2021-46772 is a low-severity vulnerability in AMD Athlon™ 3000 Series Desktop Processors With Radeon™ Graphics, classified under Out-of-bounds Read. CVSS score: 3.9/10. Published 2024-08-13.
- How severe is CVE-2021-46772?
- Low severity. CVSS v3 base score is 3.9 out of 10.