CVE-2003-0849

NONECVSS 0.0Weaponized
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 11%CVSS: —Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Buffer overflow in net.c for cfengine 2.x before 2.0.8 allows remote attackers to execute arbitrary code via certain packets with modified length values, which is trusted by the ReceiveTransaction function when using a buffer provided by the BusyWithConnection function.

CVSS v3
—
EG Score
0.0(none)
EPSS
95.3%
KEV
Not listed

Published

November 17, 2003

Last Modified

June 16, 2026

References (6)

Data Freshness Timeline

(refreshed 4× in last 7d / 22× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-13 06:07 UTCEPSS rescore
  2. 2026-07-11 08:22 UTCEPSS rescore
  3. 2026-07-11 08:22 UTCEPSS rescore
  4. 2026-07-08 15:09 UTCEPSS rescore
  5. 2026-07-06 02:19 UTCEPSS rescore
  6. 2026-07-04 06:26 UTCEPSS rescore
  7. 2026-07-02 14:00 UTCEPSS rescore
  8. 2026-06-28 14:02 UTCEPSS rescore
  9. 2026-06-28 04:52 UTCEPSS rescore
  10. 2026-06-27 03:04 UTCEPSS rescore
  11. 2026-06-23 21:29 UTCEPSS rescore
  12. 2026-06-22 14:22 UTCEPSS rescore
  13. 2026-06-21 01:56 UTCEPSS rescore
  14. 2026-06-18 17:49 UTCEPSS rescore
  15. 2026-06-18 17:49 UTCEPSS rescore
  16. 2026-06-17 17:49 UTCEPSS rescore
  17. 2026-06-17 17:49 UTCEPSS rescore
  18. 2026-06-16 17:49 UTCEPSS rescore
  19. 2026-06-16 17:49 UTCEPSS rescore
  20. 2026-06-15 17:43 UTCEPSS rescore
  21. 2026-06-14 23:13 UTCEPSS rescore
  22. 2026-06-14 23:13 UTCEPSS rescore
  23. 2026-06-13 22:56 UTCEPSS rescore
  24. 2026-06-12 23:08 UTCEPSS rescore
  25. 2026-06-11 13:55 UTCEPSS rescore
Show 36 more
  1. 2026-06-10 22:13 UTCEPSS rescore
  2. 2026-06-10 13:17 UTCEPSS rescore
  3. 2026-06-08 14:13 UTCEPSS rescore
  4. 2026-06-07 15:21 UTCEPSS rescore
  5. 2026-06-06 13:44 UTCEPSS rescore
  6. 2026-06-06 13:44 UTCEPSS rescore
  7. 2026-06-06 13:44 UTCEPSS rescore
  8. 2026-06-05 22:43 UTCEPSS rescore
  9. 2026-06-05 22:43 UTCEPSS rescore
  10. 2026-06-05 06:07 UTCEPSS rescore
  11. 2026-06-04 13:09 UTCEPSS rescore
  12. 2026-06-02 20:10 UTCEPSS rescore
  13. 2026-06-01 13:49 UTCEPSS rescore
  14. 2026-06-01 13:49 UTCEPSS rescore
  15. 2026-05-31 22:28 UTCEPSS rescore
  16. 2026-05-31 17:08 UTCEG score recompute
  17. 2026-05-31 17:08 UTCGHSA enrichment
  18. 2026-05-31 00:13 UTCEPSS rescore
  19. 2026-05-31 00:13 UTCEPSS rescore
  20. 2026-05-29 13:40 UTCEPSS rescore
  21. 2026-05-29 13:40 UTCEPSS rescore
  22. 2026-05-28 13:42 UTCEPSS rescore
  23. 2026-05-28 13:42 UTCEPSS rescore
  24. 2026-05-28 13:42 UTCEPSS rescore
  25. 2026-05-27 13:37 UTCEPSS rescore
  26. 2026-05-26 13:41 UTCEPSS rescore
  27. 2026-05-26 13:41 UTCEPSS rescore
  28. 2026-05-26 07:16 UTCEPSS rescore
  29. 2026-05-26 07:16 UTCEPSS rescore
  30. 2026-05-24 16:42 UTCEPSS rescore
  31. 2026-05-22 21:15 UTCEPSS rescore
  32. 2026-05-20 22:36 UTCEPSS rescore
  33. 2026-05-20 11:20 UTCEPSS rescore
  34. 2026-05-20 11:20 UTCEPSS rescore
  35. 2026-05-18 21:29 UTCEPSS rescore
  36. 2026-05-18 21:29 UTCEPSS rescore

Publicly available exploits

(3 references)

Working exploit code is in the public domain (3 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-23183✓ verified
    First seen Nov 4, 2003

    GNU CFEngine 2.0.x - CFServD Transaction Packet Buffer Overrun (2)

    Open source ↗
  • Exploit-DBEDB-105✓ verified
    First seen Sep 27, 2003

    GNU CFEngine 2.-2.0.3 - Remote Stack Overflow

    Open source ↗
  • Exploit-DBEDB-23182✓ verified
    First seen Sep 25, 2003

    GNU CFEngine 2.0.x - CFServD Transaction Packet Buffer Overrun (1)

    Open source ↗

Frequently asked(4)

What is CVE-2003-0849?
CVE-2003-0849 is a none vulnerability published on November 17, 2003. Buffer overflow in net.c for cfengine 2.x before 2.0.8 allows remote attackers to execute arbitrary code via certain packets with modified length values, which is trusted by the ReceiveTransaction function when using a buffer provided by the BusyWithConnection function.
When was CVE-2003-0849 disclosed?
CVE-2003-0849 was first published in the National Vulnerability Database on November 17, 2003, with the most recent update on June 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2003-0849 actively exploited?
CVE-2003-0849 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 95.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2003-0849?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2003-0849, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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