01 Record
CVE-2020-10255
Modern DRAM chips (DDR4 and LPDDR4 after 2015) are affected by a vulnerability in deployment of internal mitigations against RowHammer attacks known as Target Row Refresh (TRR), aka the TRRespass
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
Modern DRAM chips (DDR4 and LPDDR4 after 2015) are affected by a vulnerability in deployment of internal mitigations against RowHammer attacks known as Target Row Refresh (TRR), aka the TRRespass
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.74% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 86.0% of scored records. A rank, not a probability.
- NVD base score
- 9.0 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Important. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2020-03-10 15:59Z6 YR AGO
- Last updated
- 2024-08-04 10:58Z2 YR AGO
- Reserved
- 2020-03-09
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 79086051540a6a5e2eb4ceae6a2618253176c42e1bc0addf34c13f161c51d754
05 Affected products
VendorProductVersionsPlatforms
06 References
- download.vusec.nethttps://download.vusec.net/papers/trrespass_sp20.pdf
- www.vusec.nethttps://www.vusec.net/projects/trrespass/
- github.comhttps://github.com/vusec/trrespass
- twitter.comhttps://twitter.com/vu5ec/status/1237399112590467072
- twitter.comhttps://twitter.com/antumbral/status/1237425959407513600
- thehackernews.comhttps://thehackernews.com/2020/03/rowhammer-vulnerability-ddr4-dram.html