CVE-2014-8483 Denial of service in n/a

What is CVE-2014-8483?

CVE-2014-8483 is a medium-severity denial of service vulnerability in Canonical Ubuntu Linux, published on 6 Nov 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The blowfishECB function in core/cipher.cpp in Quassel IRC 0.10.0 allows remote attackers to cause a denial of service (out-of-bounds read) via a malformed string.

Weakness: CWE-125

Which versions are affected by CVE-2014-8483?

It affects 4 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Opensuse Opensuse, Quassel-Irc Quassel Irc.

How do I fix CVE-2014-8483?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2014-8483 being exploited?

There is no known exploitation of CVE-2014-8483 in the wild and no public exploit code.

Other vulnerabilities in Canonical Ubuntu Linux

• CVE-2020-11651 SaltStack Salt Authentication Bypass Exploited Critical 9.8
• CVE-2020-7247 OpenSMTPD Remote Code Execution Exploited Critical 9.8
• CVE-2019-16928 Exim Out-of-bounds Write Exploited Critical 9.8
• CVE-2018-6789 Exim Buffer Overflow Exploited Critical 9.8
• CVE-2015-2590 Oracle Java SE and Java SE Embedded Remote Code Execution Exploited Critical 9.8

All Canonical Ubuntu Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2014-8483, DLA-168-1, DSA-3063-1, DSA-3068-1, GHSA-vgxr-2jwm-83q2, MGASA-2014-0436 and 3 more.