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Fencer Vulns
medium 5.1

CVE-1999-0395 json

A race condition in the BackWeb Polite Agent Protocol allows an attacker to spoof a BackWeb server.

published 1999-01-01 27 y ago modified 2026-06-16 4 mo ago also EUVD-1999-0395

cvss
5.1
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 59%
public exploits
0
none known

Summary

A race condition in the BackWeb Polite Agent Protocol allows an attacker to spoof a BackWeb server.

Exploit prediction

0.89% chance of exploitation in the next 30 days, higher than 59% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 5.1 AV:N/AC:H/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.