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CVE-2001-0286

23
FAUCET Score

CVE-2001-0286 describes a directory traversal vulnerability in A1 HTTP server 1.0a, allowing remote attackers to read arbitrary files by including ".. (dot dot)" sequences in HTTP GET requests. This medium-severity vulnerability (CVSS 5.0) requires no authentication and has low attack complexity, potentially leading to unauthorized information disclosure. While not listed on the KEV catalog, an exploit is publicly available on ExploitDB, though there is no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
1.0CPE matchmatch criteria
cpe:2.3:a:a1webserver:http_server:1.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:P/I:N/A:N

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.02%
Probability of exploitation in next 30 days
EPSS Percentile
86.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
ExploitDB: EDB-20657 · Feb 27, 2001
This CVE's current EPSS score of 0.0301 is in the 80th percentile among its peer group of 23,690 CVEs.

Social Chatter

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, 0.0 Mastodon, and 0.4 GitHub mentions.

Media 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

Remediation records are not available for this CVE.

References

archives.neohapsis.com / archives/bugtraq/2001-02/0457.html
ExploitVendor Advisory