CVE-2012-4999 describes a denial-of-service vulnerability affecting the Mercury MR804 Router 8.0 3.8.1 Build 101220 Rel.53006nB. Remote attackers can exploit this by sending crafted strings in HTTP header fields like If-Modified-Since, If-None-Match, or If-Unmodified-Since, causing the router's service to hang. This vulnerability has a CVSS score of 6.1 (Medium), indicating an adjacent network attack vector with low complexity and a high impact on availability. While not actively exploited in the wild and absent from the KEV catalog, a proof-of-concept exploit exists on ExploitDB, though there is minimal community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.8.1CPE matchmatch criteria | cpe:2.3:o:mercurycom:mr804_firmware:3.8.1:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:h:mercurycom:mr804:8.0:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:A/AC:L/Au:N/C:N/I:N/A:C
The average CVE in this peer group has 0.0 Twitter, 0.0 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 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.