A vulnerability has been discovered in slixmpp which can result in successful man-in-the-middle attacks.
| Package | Arch | Vulnerable | Unaffected |
|---|---|---|---|
| dev-python/slixmpp | * | < 1.8.3 | >= 1.8.3 |
slixmpp is a Python 3 library for XMPP.
slixmpp does not validate hostnames in certificates used by connected servers.
An attacker could perform a man-in-the-middle attack on users' connections to servers with slixmpp.
There is no known workaround at this time.
All slixmpp users should upgrade to the latest version:
# emerge --sync # emerge --ask --upgrade --verbose ">=dev-python/slixmpp-1.8.3"