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Fencer Vulns
high 7.5

CVE-2002-1570 json

Heap-based buffer overflow in snmpnetstat for ucd-snmp 4.2.3 and earlier, and net-snmp, allows remote attackers to execute arbitrary code v…

published 2003-10-30 23 y ago modified 2026-06-16 4 mo ago also EUVD-2002-1551

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.7%
EPSS 5.7% chance of exploitation in 30 days, percentile 93%
public exploits
1
Exploit-DB

Summary

Heap-based buffer overflow in snmpnetstat for ucd-snmp 4.2.3 and earlier, and net-snmp, allows remote attackers to execute arbitrary code via multiple getnextrequest PDU messages with conflicting ifindex variables, which cause snmpnetstat to write variable data past the end of an array.

Patch / fix

Timeline

  1. First public exploit (EDB-21200)
  2. Published

Exploit prediction

5.66% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-21200 Net-SNMP 4.2.3 - snmpnetstat Remote Heap Overflow remote, 2002-01-03
  • securityfocus.com http://www.securityfocus.com/archive/1/248141 referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/3780 referenced PoC, tagged "exploit" by a source, unverified

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.