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Fencer Vulns
high 7.5

CVE-2003-0849 in the critical feed json

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…

published 2003-10-09 23 y ago modified 2026-06-16 4 mo ago also EUVD-2003-0840

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
10.9%
EPSS 10.9% chance of exploitation in 30 days, percentile 95%
public exploits
3
Exploit-DB

Summary

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.

Timeline

  1. First public exploit (EDB-23182)
  2. Published

Exploit prediction

10.90% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-23183 GNU CFEngine 2.0.x - CFServD Transaction Packet Buffer Overrun (2) remote, 2003-11-04
  • EDB-23182 GNU CFEngine 2.0.x - CFServD Transaction Packet Buffer Overrun (1) remote, 2003-09-25
  • EDB-105 GNU CFEngine 2.-2.0.3 - Remote Stack Overflow remote, 2003-09-27

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

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.