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Fencer Vulns
medium 4.6

CVE-2003-0857 json

The (1) ipq_read and (2) ipulog_read functions in iptables allow local users to cause a denial of service by sending spoofed messages as ot…

published 2003-12-31 22 y ago modified 2026-06-16 4 mo ago also EUVD-2003-0848

cvss
4.6
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 21%
public exploits
0
none known

Summary

The (1) ipq_read and (2) ipulog_read functions in iptables allow local users to cause a denial of service by sending spoofed messages as other users to the kernel netlink interface.

Exploit prediction

0.29% chance of exploitation in the next 30 days, higher than 21% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls

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.