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Fencer Intel
high 7.5

CVE-2011-0751 json

Directory traversal vulnerability in nhttpd (aka Nostromo webserver) before 1.9.4 allows remote attackers to execute arbitrary programs or…

published 2011-03-16 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-0763

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.7%
EPSS 3.7% chance of exploitation in 30 days, percentile 89%
public exploits
1
Exploit-DB

Summary

Directory traversal vulnerability in nhttpd (aka Nostromo webserver) before 1.9.4 allows remote attackers to execute arbitrary programs or read arbitrary files via a ..%2f (encoded dot dot slash) in a URI.

Timeline

  1. First public exploit (EDB-35466)
  2. Published

Exploit prediction

3.66% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-35466 nostromo nhttpd 1.9.3 - Directory Traversal Remote Command Execution remote, 2011-03-05
  • redteam-pentesting.de http://www.redteam-pentesting.de/advisories/rt-sa-2011-001 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.