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Fencer Intel
critical 10.0

CVE-2010-4227 in the critical feed json

The xdrDecodeString function in XNFS.NLM in Novell Netware 6.5 before SP8 allows remote attackers to cause a denial of service (abend) or e…

published 15y ago modified 4mo ago also EUVD-2010-4201

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
16.8%
EPSS 16.8% chance of exploitation in 30 days, percentile 97%
public exploits
1
Exploit-DB

Summary

The xdrDecodeString function in XNFS.NLM in Novell Netware 6.5 before SP8 allows remote attackers to cause a denial of service (abend) or execute arbitrary code via a crafted, signed value in a NFS RPC request to port UDP 1234, leading to a stack-based buffer overflow.

Patch / fix

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Timeline

  1. First public exploit (EDB-16234)
  2. Published

Exploit prediction

16.82% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-16234 Novell Netware - RPC XNFS xdrDecodeString dos, 2011-02-24
  • securityfocus.com http://www.securityfocus.com/bid/46535 referenced PoC, tagged "exploit" by a source, unverified
  • protekresearchlab.com http://www.protekresearchlab.com/index.php?option=com_content&view=article&id=24&Itemid=24 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel 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.