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7.2

HP-UX wall command can let local users run code

CVE-2003-1375 · published 22 years ago
Summary

The wall utility on HP-UX versions 10.20 to 11.11 does not properly limit the size of a file it processes, which can cause a memory error. A local user could exploit this to run unauthorized programs on the system. Apply the vendor's patch or update to a fixed version as soon as possible.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
hp hp-ux 10.20
11.00
11.04
11.11
cpe:2.3:o:hp:hp-ux:10.20:*:*:*:*:*:*:*
Original advisory text
Buffer overflow in wall for HP-UX 10.20 through 11.11 may allow local users to execute arbitrary code by calling wall with a large file as an argument.
Buffer overflow in wall for HP-UX 10.20 through 11.11 may allow local users to execute arbitrary code by calling wall with a large file as an argument.
References
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker full control (estimated)
Severity
7.2 High
Exploitation
2% chance of attack within 30 days
Type
CWE-119Buffer Overflow
Timeline
Published31 Dec 2003
Updated3 Nov 2026
First seen29 Sep 2026
Sources
CVE-2003-1375 · NVD
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