Vulnerability record · CVE-2001-0892 · published 13 November 2001

CVE-2001-0892: Acme thttpd exposure of resource to wrong sphere vulnerability

Acme · Thttpd

Acme Thttpd Secure Webserver before 2.22, with the chroot option enabled, allows remote attackers to view sensitive files under the document root (such as .htpasswd) via a GET request with a trailing /.

5.0 CVSS 2.0 Medium EPSS 1.9% · top 21.6% CWE-668 · Exposure of resource to wrong sphere

5.0CVSS 2.0 base score

1.9%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

4References

16 Jun 2026Last modified by NVD

Description

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Thttpd Acme

References

Link	Tags
http://marc.info/?l=bugtraq&m=100568999726036&w=2	Third Party Advisory
http://www.acme.com/software/thttpd/	Release Notes
http://marc.info/?l=bugtraq&m=100568999726036&w=2	Third Party Advisory
http://www.acme.com/software/thttpd/	Release Notes

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2007-0158Acme thttpd out-of-bounds write vulnerabilitythttpd 2007 has buffer underflow.EPSS 1.3%27 Dec 2019 9.8CVE-2017-17663Acme mini httpd memory buffer overflow vulnerabilityThe htpasswd implementation of mini_httpd before v1.28 and of thttpd before v2.28 is affected by a buffer overflow that can be exploited remotely to …EPSS 2.7%6 Feb 2018 9.8CVE-2009-4491Acme thttpd improper input validation vulnerabilitythttpd 2.25b0 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, o…EPSS 14%13 Jan 2010 9.8CVE-2003-0899Acme thttpd vulnerabilityBuffer overflow in defang in libhttpd.c for thttpd 2.21 to 2.23b1 allows remote attackers to execute arbitrary code via requests that contain '<' or …EPSS 22%3 Nov 2003 9.8CVE-2001-1496Acme thttpd vulnerabilityOff-by-one buffer overflow in Basic Authentication in Acme Labs thttpd 1.95 through 2.20 allows remote attackers to cause a denial of service and pos…EPSS 4.8%31 Dec 2001 5.5CVE-2012-5640Acme thttpd null pointer dereference vulnerabilitythttpd has a local DoS vulnerability via specially-crafted .htpasswd filesEPSS 0.39%25 Nov 2019 2.1CVE-2013-0348Open source development team sthttpd permissions and access controls vulnerabilitythttpd.c in sthttpd before 2.26.4-r2 and thttpd 2.25b use world-readable permissions for /var/log/thttpd.log, which allows local users to obtain sens…EPSS 0.52%13 Dec 2013

Source: NIST National Vulnerability Database (record CVE-2001-0892), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.