Vulnerability in Arm Cortex-a
CVE-2018-3693
Systems with microprocessors utilizing speculative execution and branch prediction may allow unauthorized disclosure of information to an attacker with local user access via a speculative buffer overflow and side-channel analysis.
EPSS: 0.084 (94.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.6 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N.
Affected products
- Arm Cortex-a — versions 8, 9, 12
- Arm Cortex-r — versions 7, 8
- Fujitsu M12-1
- Fujitsu M12-1_firmware
- Fujitsu M12-2
- Fujitsu M12-2_firmware
- Fujitsu M12-2s
- Fujitsu M12-2s_firmware
- Intel Atom_c — versions c2308, c2316, c2338
- Intel Atom_e — versions e3805, e3815, e3825
Public proof-of-concept exploits
References
- secure@intel.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secure@intel.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secure@intel.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secure@intel.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secure@intel.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secure@intel.com (Patch, Third Party Advisory, x_refsource_MISC)
- secure@intel.com (Patch, Third Party Advisory, x_refsource_MISC)
- secure@intel.com (x_refsource_CONFIRM, Third Party Advisory)
- secure@intel.com (x_refsource_CONFIRM, Third Party Advisory)
- secure@intel.com (Patch, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2018-3693?
- CVE-2018-3693 is a medium-severity vulnerability in Arm Cortex-a. CVSS score: 5.6/10. Published 2018-07-10.
- How severe is CVE-2018-3693?
- Medium severity. CVSS v3 base score is 5.6 out of 10.
- Is CVE-2018-3693 known to be exploited?
- 9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.