CVE-2018-10847
First published: Thu May 31 2018(Updated: )
prosody before versions 0.10.2, 0.9.14 is vulnerable to an Authentication Bypass. Prosody did not verify that the virtual host associated with a user session remained the same across stream restarts. A user may authenticate to XMPP host A and migrate their authenticated session to XMPP host B of the same Prosody instance.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Prosody Prosody | <0.9.14 | |
| Prosody Prosody | =0.10.0 | |
| Prosody Prosody | =0.10.1 | |
| debian/prosody | 0.11.2-1+deb10u4 0.11.9-2+deb11u2 0.12.3-1 0.12.4-1 |
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Reference Links
- https://issues.prosody.im/1147
- https://blog.prosody.im/prosody-0-10-2-security-release/
- https://prosody.im/security/advisory_20180531/issue1147-0.10.1.patch
- https://prosody.im/security/advisory_20180531/issue1147-0.9.patch
- https://security-tracker.debian.org/tracker/CVE-2018-10847
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-10847
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=900524
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10847
- https://prosody.im/security/advisory_20180531/
- https://www.debian.org/security/2018/dsa-4216
Frequently Asked Questions
What is CVE-2018-10847?
CVE-2018-10847 is a vulnerability in Prosody, a XMPP server, that allows for authentication bypass.
What is the severity of CVE-2018-10847?
The severity of CVE-2018-10847 is high with a CVSS score of 8.8.
How does CVE-2018-10847 exploit work?
CVE-2018-10847 exploits the lack of verification of the virtual host associated with a user session and allows a user to migrate their authenticated session to a different XMPP host.
Which versions of Prosody are affected by CVE-2018-10847?
Versions before 0.10.2 and 0.9.14 of Prosody are affected by CVE-2018-10847.
How can I fix CVE-2018-10847?
To fix CVE-2018-10847, upgrade Prosody to version 0.10.2 or 0.9.14 or later.
- collector/security-tracker-debian
- collector/debian-bugs
- alias/CVE-2018-10847
- collector/nvd-index
- agent/severity
- agent/author
- agent/references
- agent/weakness
- agent/description
- agent/softwarecombine
- agent/first-publish-date
- agent/last-modified-date
- agent/tags
- package-manager/debian
- vendor/prosody
- canonical/prosody prosody
- version/prosody prosody/0.10.0
- version/prosody prosody/0.10.1