bozotic HTTP server (aka bozohttpd) before 20140708, as used in NetBSD, truncates paths when checking .htpasswd restrictions, which allows r
bozotic HTTP server (aka bozohttpd) before 20140708, as used in NetBSD, truncates paths when checking .htpasswd restrictions, which allows remote attackers to bypass the HTTP authentication scheme and access restrictions via a long path.
- Published
- Jul 24, 2014
- Updated
- Jun 16, 2026
- EPSS
- 1.7% · 77th percentile
- CWE
- CWE-264
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Report tools
Action score
21
Monitor
Low priority for now.
- CVSS
- 20 / 40 · 5.0 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 1 / 30 · 1.7%
Affected systems
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- eterna bozohttpdup to 20140201 inclusive
- eterna bozohttpd19990519
- eterna bozohttpd20000421
- eterna bozohttpd20000426
- eterna bozohttpd20000427
- eterna bozohttpd20000815
- eterna bozohttpd20000825
- eterna bozohttpd20010610
- eterna bozohttpd20010812
- eterna bozohttpd20010922
- eterna bozohttpd20020710
- eterna bozohttpd20020730
- eterna bozohttpd20020803
- eterna bozohttpd20020804
- eterna bozohttpd20020823
- eterna bozohttpd20020913
- eterna bozohttpd20021106
- eterna bozohttpd20030313
- eterna bozohttpd20030409
- eterna bozohttpd20030626
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| Debian:7 | bozohttpd | before 20111118-1+deb7u1 | 20111118-1+deb7u1 |
Same product
netbsd: all recordsOther highest-scoring records for the same primary product.
- CVE-2014-8517The fetch_url function in usr.bin/ftp/fetch.c in tnftp, as used in NetBSD 5.1 through 5.1.4, 5.2 through 5.2.2, 6.0 through 6.0.6, and 6.1 t51Plan
- CVE-2017-1000375NetBSD maps the run-time link-editor ld.so directly below the stack region, even if ASLR is enabled, this allows attackers to more easily ma45Plan
- CVE-2017-1000378The NetBSD qsort() function is recursive, and not randomized, an attacker can construct a pathological input array of N elements that causes40Plan
- CVE-2017-1000374A flaw exists in NetBSD's implementation of the stack guard page that allows attackers to bypass it resulting in arbitrary code execution us40Plan
- CVE-2015-8212CGI handling flaw in bozohttpd in NetBSD 6.0 through 6.0.6, 6.1 through 6.1.5, and 7.0 allows remote attackers to execute arbitrary code via40Plan
- CVE-2008-3584NetBSD 3.0, 3.1, and 4.0, when a pppoe instance exists, does not properly check the length of a PPPoE packet tag, which allows remote attack38Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| debian:bozohttpd | 20111118-1+deb7u1 · Debian:7 | Package registry (OSV) |
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- P · data can be read
- Integrity
- none
- Availability
- none
- Attack complexity
- Low
- Confidentiality impact
- P
- Integrity impact
- None
- Availability impact
- None
Weakness class (CWE)
CWE-264 · Permissions, Privileges, and Access ControlsCVSS vector
AV:N/AC:L/Au:N/C:P/I:N/A:N
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2014-007.txt.asc
- seclists.org/oss-sec/2014/q3/180
- www.eterna.com.au/bozohttpd/
- www.eterna.com.au/bozohttpd/CHANGES
- www.osvdb.org/109283
- www.securityfocus.com/bid/68752
- exchange.xforce.ibmcloud.com/vulnerabilities/94751
Vendor advisories and official records. Exploit/PoC links are deliberately left out.