CVE-2020-8086
First published: Tue Jan 28 2020(Updated: )
The mod_auth_ldap and mod_auth_ldap2 Community Modules through 2020-01-27 for Prosody incompletely verify the XMPP address passed to the is_admin() function. This grants remote entities admin-only functionality if their username matches the username of a local admin.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Prosody Mod Auth Ldap | <=2020-01-27 | |
| Prosody Mod Auth Ldap2 | <=2020-01-27 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| debian/prosody-modules | 0.0~hg20190203.b54e98d5c4a1+dfsg-1+deb10u1 0.0~hg20210130.dd3bfe8f182e+dfsg-2 0.0~hg20230223.556bf57d6417+dfsg-1 0.0~hg20231001.e5ad3f1f48bd+dfsg-1 |
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Reference Links
- https://hg.prosody.im/prosody-modules/log/tip/mod_auth_ldap/mod_auth_ldap.lua
- https://hg.prosody.im/prosody-modules/log/tip/mod_auth_ldap2/mod_auth_ldap2.lua
- https://prosody.im/security/advisory_20200128/
- https://seclists.org/bugtraq/2020/Feb/5
- https://www.debian.org/security/2020/dsa-4612
- https://hg.prosody.im/prosody-modules/rev/f2b29183ef08
- https://security-tracker.debian.org/tracker/CVE-2020-8086
Frequently Asked Questions
What is CVE-2020-8086?
CVE-2020-8086 is a vulnerability in the mod_auth_ldap and mod_auth_ldap2 Community Modules for Prosody.
How does CVE-2020-8086 affect Prosody?
CVE-2020-8086 allows remote entities to gain admin-only functionality in Prosody if their username matches the username of a local admin.
What is the severity of CVE-2020-8086?
CVE-2020-8086 has a severity rating of 9.8 (Critical).
Which software is affected by CVE-2020-8086?
The mod_auth_ldap and mod_auth_ldap2 Community Modules for Prosody, as well as Debian Linux versions 9.0 and 10.0, are affected by CVE-2020-8086.
How can I fix CVE-2020-8086?
To fix CVE-2020-8086, upgrade to the latest version of the affected software or apply the provided security patches.
- collector/nvd-index
- collector/security-tracker-debian
- agent/severity
- agent/references
- agent/weakness
- agent/author
- agent/type
- agent/description
- agent/event
- agent/softwarecombine
- agent/first-publish-date
- agent/last-modified-date
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/prosody
- canonical/prosody mod auth ldap
- version/prosody mod auth ldap/2020-01-27
- canonical/prosody mod auth ldap2
- version/prosody mod auth ldap2/2020-01-27
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/9.0
- version/debian debian linux/10.0
- package-manager/debian