Ampere Altra and Ampere Altra Max devices through 2022-07-15 allow attacks via…
Priority LOW 30CWE-203Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-203.
Summary
Ampere Altra and Ampere Altra Max devices through 2022-07-15 allow attacks via Hertzbleed, which is a power side-channel attack that extracts secret information from the CPU by correlating the power consumption with data being processed on the system.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00713 53rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:amperecomputing:ampere_altra_max_firmware:*:*:*:*:*:*:*:* | up to 2022-07-15 | Vulnerable | Amperecomputing |
| cpe:2.3:h:amperecomputing:ampere_altra_max:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Amperecomputing |
| cpe:2.3:o:amperecomputing:ampere_altra_firmware:*:*:*:*:*:*:*:* | up to 2022-07-15 | Vulnerable | Amperecomputing |
| cpe:2.3:h:amperecomputing:ampere_altra:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Amperecomputing |
| cpe:2.3:o:amperecomputing:ampereone_firmware:*:*:*:*:*:*:*:* | up to 2022-07-15 | Vulnerable | Amperecomputing |
| cpe:2.3:h:amperecomputing:ampereone:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Amperecomputing |
- cpe:2.3:o:amperecomputing:ampere_altra_max_firmware:*:*:*:*:*:*:*:* Versions up to 2022-07-15 Vulnerable ·Amperecomputing
- cpe:2.3:h:amperecomputing:ampere_altra_max:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Amperecomputing
- cpe:2.3:o:amperecomputing:ampere_altra_firmware:*:*:*:*:*:*:*:* Versions up to 2022-07-15 Vulnerable ·Amperecomputing
- cpe:2.3:h:amperecomputing:ampere_altra:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Amperecomputing
- cpe:2.3:o:amperecomputing:ampereone_firmware:*:*:*:*:*:*:*:* Versions up to 2022-07-15 Vulnerable ·Amperecomputing
- cpe:2.3:h:amperecomputing:ampereone:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Amperecomputing
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-35888
- 2026-10-03 Alias added: GHSA-h88x-r4gr-7p66
References
More Amperecomputing Ampere Altra Firmware vulnerabilities
- TI-2022-23235 In Ampere AltraMax and Ampere Altra before 2.10c, improper access controls allows the OS… CVSS 3.1CRITICAL 9.8
- TI-2022-13999 On Ampere Altra and AltraMax devices before SRP 1.09, the Altra reference design of UEFI… CVSS 3.1CRITICAL 9.8
- TI-2021-20542 Ampere Altra before SRP 1.08b and Altra Max before SRP 2.05 allow information disclosure of power telemetry via HWmon. CVSS 3.1HIGH 7.5
- TI-2022-17510 Ampere Altra devices before 1.08g and Ampere Altra Max devices before 2.05a allow… CVSS 3.1HIGH 7.8
- TI-2022-09053 Spectre BHB is a variant of Spectre-v2 in which malicious code uses the shared branch… CVSS 3.1MEDIUM 4.7
Sources
- CVE-2022-35888 · CVE Program
- CVE-2022-35888 · NVD
- FIRST EPSS
- GHSA-h88x-r4gr-7p66 · GitHub Advisory Database · CC BY 4.0
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