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CVE-2019-1000021

Published: 4 February 2019

slixmpp version before commit 7cd73b594e8122dddf847953fcfc85ab4d316416 contains an incorrect Access Control vulnerability in XEP-0223 plugin (Persistent Storage of Private Data via PubSub) options profile, used for the configuration of default access model that can result in all of the contacts of the victim can see private data having been published to a PEP node. This attack appears to be exploitable if the user of this library publishes any private data on PEP, the node isn't configured to be private. This vulnerability appears to have been fixed in commit 7cd73b594e8122dddf847953fcfc85ab4d316416 which is included in slixmpp 1.4.2.

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
slixmpp
Launchpad, Ubuntu, Debian
groovy
Released (1.4.2-1)
hirsute
Released (1.4.2-1)
impish
Released (1.4.2-1)
lunar
Released (1.4.2-1)
bionic Needed

cosmic Ignored
(end of life)
disco
Released (1.4.2-1)
eoan
Released (1.4.2-1)
focal
Released (1.4.2-1)
jammy
Released (1.4.2-1)
kinetic
Released (1.4.2-1)
trusty Does not exist

upstream
Released (1.4.2-1)
xenial Does not exist

mantic
Released (1.4.2-1)

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N