CVE-2020-10255 — Modern DRAM chips (DDR4 and LPDDR4 after 2015) are affected by a vulnerability i
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 issue. To exploit this vulnerability, the attacker needs to create certain access pa
Published
2020-03-10T15:59:59.000Z
Last modified
2024-08-04T10:58:40.157Z
01What is this vulnerability?
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 issue. To exploit this vulnerability, the attacker needs to create certain access patterns to trigger bit flips on affected memory modules, aka a Many-sided RowHammer attack. This means that, even when…
02Affected products
| Vendor | Product | Versions |
|---|
| n | a / n/a | n/a |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2020-03-10T15:59:59.000Z
- Last modified: 2024-08-04T10:58:40.157Z
09References
- download.vusec.net — https://download.vusec.net/papers/trrespass_sp20.pdf
- www.vusec.net — https://www.vusec.net/projects/trrespass/
- github.com — https://github.com/vusec/trrespass
- twitter.com — https://twitter.com/vu5ec/status/1237399112590467072
- twitter.com — https://twitter.com/antumbral/status/1237425959407513600
- thehackernews.com — https://thehackernews.com/2020/03/rowhammer-vulnerability-ddr4-dram.html
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