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Fencer Intel
high 7.5

CVE-2016-4478 json

Buffer overflow in the xmlrpc_char_encode function in modules/transport/xmlrpc/xmlrpclib.c in Atheme before 7.2.7 allows remote attackers t…

published 2016-06-13 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-5465

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.3%
EPSS 2.3% chance of exploitation in 30 days, percentile 83%
public exploits
0
none known

Summary

Buffer overflow in the xmlrpc_char_encode function in modules/transport/xmlrpc/xmlrpclib.c in Atheme before 7.2.7 allows remote attackers to cause a denial of service via vectors related to XMLRPC response encoding.

Patch / fix

  • atheme-services Debian 14, Debian 13, Debian 12 7.0.7-2

debian advisories DEBIAN-CVE-2016-4478

  • atheme-services Ubuntu 16.04 LTS 6.0.11-2+deb8u1build0.16.04.1

ubuntu advisories UBUNTU-CVE-2016-4478

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • atheme openSUSE Tumbleweed 7.2.7-1.1

opensuse advisories openSUSE-SU-2024:10515-1

Exploit prediction

2.27% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

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.