CVE-2020-0533 — Reversible one-way hash in Intel(R) CSME versions before 11

Reversible one-way hash in Intel(R) CSME versions before 11.8.76, 11.12.77 and 11.22.77 may allow a privileged user to potentially enable escalation of privilege, denial of service or information disclosure via local access.

01What is this vulnerability?

Reversible one-way hash in Intel(R) CSME versions before 11.8.76, 11.12.77 and 11.22.77 may allow a privileged user to potentially enable escalation of privilege, denial of service or information disclosure via local access.

02Affected products

Vendor	Product	Versions
n	a / Intel(R) CSME	See provided reference

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: 2020-06-15T13:58:52.000Z
• Last modified: 2024-08-04T06:02:52.295Z

09References

• www.intel.com — https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00295.…
• security.netapp.com — https://security.netapp.com/advisory/ntap-20200611-0006/
• www.intel.com — https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00295.…
• support.lenovo.com — https://support.lenovo.com/de/en/product_security/len-30041