Title: quasselcore, corruption of heap metadata caused by qdatastream
leading to preauth remote code execution.
Severity: high, by default the server port is publicly open and the address
can be requested using the /WHOIS command of IRC protocol.
Description: In Qdatastream protocol each object are prepended with 4 bytes
for the object size, this can be used to trigger allocation errors.
Title: quasselcore DDOS
Severity: low, impact only a quasselcore not configured.
Description: A login attempt causes a NULL pointer dereference because when
the database is not initialized.
Created quassel tracking bugs for this issue:
Affects: epel-7 [bug 1573320]
Affects: fedora-all [bug 1573319]
The vulnerabilities in this bug report have been assigned CVE numbers as follows:
Vuln 1: CVE-2018-1000178
Vuln 2: CVE-2018-1000179
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.