Skip to content
Fencer Intel
high 8.1

CVE-2016-7143 json

The m_authenticate function in modules/m_sasl.c in Charybdis before 3.5.3 allows remote attackers to spoof certificate fingerprints and con…

published 2016-09-21 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-8015

cvss
8.1
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 64%
public exploits
0
none known

Summary

The m_authenticate function in modules/m_sasl.c in Charybdis before 3.5.3 allows remote attackers to spoof certificate fingerprints and consequently log in as another user via a crafted AUTHENTICATE parameter.

Patch / fix

  • charybdis Ubuntu Pro 14.04 LTS 3.4.2-3ubuntu0.1~esm1

ubuntu advisories UBUNTU-CVE-2016-7143

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

  • charybdis openSUSE Tumbleweed 3.5.3-2.1
  • solanum openSUSE Tumbleweed 0~ch448-1.4

opensuse advisories openSUSE-SU-2024:10220-1openSUSE-SU-2024:11392-1

Exploit prediction

1.06% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 8.1 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness

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.