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Fencer Vulns
medium 4.6

CVE-2003-0358 json

Buffer overflow in (1) nethack 3.4.0 and earlier, and (2) falconseye 1.9.3 and earlier, which is based on nethack, allows local users to ga…

published 2003-05-30 23 y ago modified 2026-06-16 4 mo ago also EUVD-2003-0353

cvss
4.6
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.2%
EPSS 1.2% chance of exploitation in 30 days, percentile 68%
public exploits
3
Exploit-DB

Summary

Buffer overflow in (1) nethack 3.4.0 and earlier, and (2) falconseye 1.9.3 and earlier, which is based on nethack, allows local users to gain privileges via a long -s command line option.

Patch / fix

  • nethack Debian 14, Debian 13, Debian 12 3.4.1-1
  • slashem Debian 14, Debian 13, Debian 12 0.0.6E4F8-6

debian advisories DEBIAN-CVE-2003-0358

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2003-0358 updated cvss 7.8

nethack: buffer overflow via a long -s command line option

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (EDB-22235)
  2. Published

Exploit prediction

1.22% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-22235 Nethack 3 - Local Buffer Overflow (3) local, 2003-02-10
  • EDB-22234 Nethack 3 - Local Buffer Overflow (2) local, 2003-02-10
  • EDB-22233 Nethack 3 - Local Buffer Overflow (1) local, 2003-02-10
  • securityfocus.com http://www.securityfocus.com/archive/1/311172/2003-02-08/2003-02-14/0 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-120 Buffer Copy without Checking Size of Input

References

Sources

Fencer Vulns 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.