CVE-2011-5279 describes a CRLF injection vulnerability in Microsoft IIS 4.x and 5.x on Windows NT and Windows 2000. An unauthenticated remote attacker can exploit this by injecting a newline character into an HTTP header, allowing modification of uppercase environment variables. This vulnerability has a CVSS score of 5.0, indicating a medium severity with low attack complexity and potential for partial integrity impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.0CPE matchmatch criteria | cpe:2.3:a:microsoft:internet_information_services:4.0:*:*:*:*:*:*:* | ||
5.0CPE matchmatch criteria | cpe:2.3:a:microsoft:internet_information_services:5.0:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:P/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.