CVE-2008-0763

Larson Network Print Server < 9.4.2 - Remote Code Execution via Long LICENSE Command

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2008-0763. PoCs published by Luigi Auriemma.

AI-analyzed exploit summary The exploit demonstrates a format-string and buffer-overflow vulnerability in Larson Software Technology Network Print Server. It sends a maliciously crafted LICENSE command with a long string of 'a' characters to trigger the vulnerability via port 3114.

Description

Stack-based buffer overflow in NPSpcSVR.exe in Larson Network Print Server (LstNPS) 9.4.2 build 105 and earlier allows remote attackers to execute arbitrary code via a long argument in a LICENSE command on TCP port 3114.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Luigi Auriemma · textdoswindows
https://www.exploit-db.com/exploits/31138

The exploit demonstrates a format-string and buffer-overflow vulnerability in Larson Software Technology Network Print Server. It sends a maliciously crafted LICENSE command with a long string of 'a' characters to trigger the vulnerability via port 3114.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: Larson Software Technology Network Print Server 9.4.2 build 105 and prior
No auth needed
Prerequisites: network access to the target server · target service running on port 3114
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (6)

Core 6
Core References
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/28890
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/27732
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/40421
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2008/0500
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/487956/100/0/threaded

Scores

EPSS 0.0805
EPSS Percentile 94.1%

Details

CWE
CWE-119
Status published
Products (1)
larson_software_technology/network_print_server < 9.4.2
Published Feb 13, 2008
Tracked Since Feb 18, 2026