CVE-2019-8318 is a critical command injection vulnerability affecting D-Link DIR-878 routers running firmware 1.12A1. This flaw allows a remote attacker to execute arbitrary operating system commands and gain a root shell by sending a crafted HNAP1 POST request, specifically by injecting shell metacharacters into the SMTPServerPort field of the SetSysEmailSettings API function. With a CVSS score of 8.8 (High), the vulnerability is easily exploitable over the network with low attack complexity and no user interaction, leading to high impacts on confidentiality, integrity, and availability. While no public exploit code or active exploitation has been observed, and community discussion is minimal, the potential for a complete system compromise remains significant.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.12a1CPE matchmatch criteria | cpe:2.3:o:dlink:dir-878_firmware:1.12a1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.