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Fencer Vulns
medium 5.0

CVE-1999-1518 json

Operating systems with shared memory implementations based on BSD 4.4 code allow a user to conduct a denial of service and bypass memory li…

published 1999-07-15 27 y ago modified 2026-06-16 4 mo ago also EUVD-1999-1499

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.1%
EPSS 3.1% chance of exploitation in 30 days, percentile 87%
public exploits
1
Exploit-DB

Summary

Operating systems with shared memory implementations based on BSD 4.4 code allow a user to conduct a denial of service and bypass memory limits (e.g., as specified with rlimits) using mmap or shmget to allocate memory and cause page faults.

Patch / fix

Timeline

  1. First public exploit (EDB-19423)
  2. Published

Exploit prediction

3.07% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-19423 BSD/Linux Kernel 2.3 (BSD/OS 4.0 / FreeBSD 3.2 / NetBSD 1.4) - Shared Memory Denial of Service dos, 1999-07-15
  • securityfocus.com http://www.securityfocus.com/bid/526 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/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.