PatchTheCVECVE-2003-1141: Buffer overflow in NIPrint 4.10 allows remote attackers to execute arbitrary code via a long string to TCP por
CVE-2003-1141 is a high-severity flaw (CVSS 7.5) affecting niprint lpd-lpr print server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Buffer overflow in NIPrint 4.10 allows remote attackers to execute arbitrary code via a long string to TCP port 515.
Why this priority
- High severity
- EPSS top 1%: very likely to be exploited
- Public exploit reference
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 7.5 (High) |
| EPSS exploit chance | 68.3% (top 1%) |
| CISA exploited list | No |
| Published | 2003-11-04 |
| Last modified | 2026-06-16 |
Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Public exploits and detection
Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.
- Exploit-DB: NIPrint LPD - Request Overflow (Metasploit)
- Metasploit: NIPrint LPD Request Overflow
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2003-1141?
niprint lpd-lpr print server: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2003-1141 being exploited?
CVE-2003-1141 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2003-1141 affect?
CVE-2003-1141 affects niprint lpd-lpr print server. Severity is high (CVSS 7.5). Buffer overflow in NIPrint 4.10 allows remote attackers to execute arbitrary code via a long string to TCP port 515.
How urgent is CVE-2003-1141?
Priority 56/100. High severity; EPSS top 1%: very likely to be exploited; Public exploit reference