CVE-2024-36347Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load…
- 6.4MediumCVSS base score
- 0.11%Exploitation in 30 daysEPSS · top 99% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious microcode, potentially resulting in loss of integrity of x86 instruction execution, loss of confidentiality and integrity of data in x86 CPU privileged context and compromise of SMM execution environment.
Timeline
ID reserved
By AMD
- 13 months later
· 13 months later
Published
- 8 months later
· 8 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| AMDCNA (assigner) | 3.1 | Medium6.4 | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Deferred | 3.1 | Medium6.4 | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.11% · top 99% of all CVEs (15 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.4.
Affected products
- unaffected NaplesPI 1.0.0.P
- unaffected RomePI 1.0.0.L
- unaffected MilanPI 1.0.0.F
- unaffected Genoa 1.0.0.E
- unaffected ComboAM5PI1.0.0.a
- unaffected ComboAM5PI1.1.0.3c
- unaffected ComboAM5PI1.2.0.3
- unaffected TurinPI 1.0.0.4
- unaffected MI300PI_SR5 1.0.0.8
AMD · AMD Ryzen™ 5000 Series Desktop Processors
- unaffected ComboAM4v2PI 1.2.0.E
AMD · AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics
- unaffected ComboAM4v2PI 1.2.0.E
AMD · AMD Ryzen™ 3000 Series Desktop Processors
- unaffected ComboAM4PI 1.0.0.D
- unaffected ComboAM4v2PI 1.2.0.E
AMD · AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics
- unaffected ComboAM4PI 1.0.0.D
- unaffected ComboAM4v2PI 1.2.0.E
AMD · AMD Ryzen™ 7000 Series Desktop Processors
- unaffected ComboAM5PI 1.0.0.a
- unaffected ComboAM5PI 1.1.0.3c
- unaffected ComboAM5PI 1.2.0.3
AMD · AMD Ryzen™ 4000 Series Desktop Processor with Radeon™ Graphics
- unaffected ComboAM4v2PI 1.2.0.E
AMD · AMD Ryzen™ 8000 Series Processor with Radeon™ Graphics
- unaffected ComboAM5PI 1.1.0.3c
- unaffected ComboAM5PI 1.2.0.3
AMD · AMD Ryzen™ 9000 Series Desktop Processors
- unaffected ComboAM5PI 1.2.0.3c
AMD · AMD Ryzen™ Threadripper™ 3000 Series Processors
- unaffected CastlePeakPI-SP3r3 1.0.0.E
AMD · AMD Ryzen™ Threadripper™ PRO 7000 WX-Series Processors
- unaffected StormPeakPI-SP6 1.0.0.1k
- unaffected StormPeakPI-SP6 1.1.0.0i
AMD · AMD Ryzen™ Threadripper™ PRO 3000WX Series Processors
- unaffected ChagallWSPI-sWRX8 1.0.0.B
- unaffected CastlePeakWSPI-sWRX8 1.0.0.g
AMD · AMD Ryzen™ Threadripper™ PRO 5000WX- Series Desktop Processors
- unaffected ChagallWSPI-sWRX8 1.0.0.B
AMD · AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics
- unaffected PicassoPI-FP5 1.0.1.2b
AMD · AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics
- unaffected PicassoPI-FP5 1.0.1.2b
AMD · AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics
- unaffected RenoirPI-FP6 1.0.0.Eb
AMD · AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics
- unaffected CezannePI-FP6 1.0.1.1b
AMD · AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics
- unaffected MendocinoPI-FT6 1.0.0.7b
AMD · AMD Ryzen™ 6000 Series Processor with Radeon™ Graphics
- unaffected RembrandtPI-FP7 1.0.0.Bb
AMD · AMD Ryzen™ 7035 Series Processor with Radeon™ Graphics
- unaffected RembrandtPI-FP7 1.0.0.Bb
AMD · AMD Ryzen™ 7000 Series Processors with Radeon™ Graphics
- unaffected CezannePI-FP6 1.0.1.1b
AMD · AMD Ryzen™ 7040 Series Processors with Radeon™ Graphics
- unaffected PhoenixPI-FP8-FP7 1.2.0.0
AMD · AMD Ryzen™ 8040 Series Mobile Processors with Radeon™ Graphics
- unaffected PhoenixPI-FP8-FP7 1.2.0.0
AMD · AMD Ryzen™ 7045 Series Mobile Processors
- unaffected DragonRangeFL1 1.0.0.3g
AMD · AMD Ryzen™ AI 300 Series
- unaffected StrixKrakenPI-FP8_1.1.0.0b
- unaffected StrixHaloPI-FP11_1.0.0.1
AMD · AMD Ryzen™ 9000HX Series Mobile Processors
- unaffected FireRangeFL1PI 1.0.0.0a
- unaffected SnowyOwl PI 1.1.0.E
- unaffected EmbRomePI-SP3 1.0.0.D
- unaffected EmbMilan PI-SP3 1.0.0.A
- unaffected EmbGenoaPI-SP5 1.0.0.9
- unaffected EmbGenoaPI-SP5 1.0.0.9
- unaffected EmbGenoaPI-SP5 1.0.0.9
AMD · AMD Ryzen™ Embedded R1000
- unaffected EmbeddedPI-FP5 1.2.0.F
AMD · AMD Ryzen™ Embedded R2000
- unaffected EmbeddedR2KPI 1.0.0.5
AMD · AMD Ryzen™ Embedded 5000
- unaffected EmbAM4PI 1.0.0.7
AMD · AMD Ryzen™ Embedded 7000
- unaffected EmbeddedAM5PI 1.0.0.3
AMD · AMD Ryzen™ Embedded V1000
- unaffected EmbeddedPI-FP5 1.2.0.F
AMD · AMD Ryzen™Embedded V2000
- unaffected EmbeddedPI-FP6 1.0.0.B
AMD · AMD Ryzen™Embedded V3000
- unaffected EmbeddedPI-FP7R2 1.0.0.C
References
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2024-54719 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2024-36347)Record last updated .