CVE-1999-0253 describes a critical vulnerability in Microsoft IIS 3.0, specifically when the iis-fix hotfix is installed. This flaw allows remote attackers to bypass security measures and view the source code of ASP applications by substituting a "%2e" for a period in the URL. With a CVSS score of 7.5 (HIGH), it represents a significant risk due to its network-based attack vector, low attack complexity, and potential for partial confidentiality, integrity, and availability impacts. Despite its age and high severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.0CPE matchmatch criteria | cpe:2.3:a:microsoft:internet_information_server:3.0:*:*:*:*:*:*:* | ||
1.0CPE matchmatch criteria | cpe:2.3:a:microsoft:internet_information_services:1.0:*:*:*:*:*:*:* | ||
2.0CPE matchmatch criteria | cpe:2.3:a:microsoft:internet_information_services:2.0:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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.