CVE-2014-4859 describes an integer overflow vulnerability within the Capsule Update feature of the UEFI implementation in EDK2, specifically during the Drive Execution Environment (DXE) phase. This flaw allows physically proximate attackers to bypass security restrictions through crafted data. Rated 6.8 MEDIUM, the vulnerability requires physical access but, if exploited, can lead to high impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:a:tianocore:edk2:-:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.