Buffer overflow in Extensible Firmware Interface Development Kit (Edk Ii)
CVE-2018-12183
Stack overflow in DxeCore for EDK II may allow an unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (40.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 40.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
Weakness classification (CWE)
References
- edk2-docs.gitbooks.io/security-advisory/content/unlimited-fv-recursion.html (Patch, Third Party Advisory)
- www.securityfocus.com/bid/107643 (vdb-entry)
- support.hpe.com/hpsc/doc/public/display
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2018-12183?
- CVE-2018-12183 is a medium-severity vulnerability in Extensible Firmware Interface Development Kit (Edk Ii), classified under Out-of-bounds Write. CVSS score: 6.8/10. Published 2019-03-27.
- How severe is CVE-2018-12183?
- Medium severity. CVSS v3 base score is 6.8 out of 10.