Buffer overflow in Extensible Firmware Interface Development Kit (Edk Ii)
CVE-2018-12178
Buffer overflow in network stack for EDK II may allow unprivileged user to potentially enable escalation of privilege and/or denial of service via network.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.
EPSS exploit prediction
EPSS: 0.023 (82.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000
Affected products
Weakness classification (CWE)
References
- edk2-docs.gitbooks.io/security-advisory/content/dns-pack-size-check.html (Patch, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2019-03/msg00046.html (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- support.hpe.com/hpsc/doc/public/display
- usn.ubuntu.com/4349-1/ (vendor-advisory)
Frequently asked questions
- What is CVE-2018-12178?
- CVE-2018-12178 is a critical-severity vulnerability in Extensible Firmware Interface Development Kit (Edk Ii), classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.1/10. Published 2019-03-27.
- How severe is CVE-2018-12178?
- Critical severity. CVSS v3 base score is 9.1 out of 10.