CVE-2014-8483

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.

Published: 2014-11-06 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2014-8483 is rated Moderate Risk (51.9/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 3.55%). EPSS rose +1.21% over the last day, indicating growing attacker interest. Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2014-8483

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 2.34% 3.55% +1.21%
2 2026-05-13 3.21% 2.34% -0.87%
3 2026-02-02 — 3.21% —

Full EPSS history (17 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2014-8483

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2014-8483

OS Trackers for CVE-2014-8483

vendor priority summary link
debian not yet assigned CVE-2014-8483 not yet assigned priority: Debian including 2 source packages (konversation, quassel), 10 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 10. https://security-tracker.debian.org/tracker/CVE-2014-8483
suse low CVE-2014-8483 severity low: SUSE including 10 source package names (konversation-1.6.2-1.3, konversation-1.7.4-lp150.2.1, …), 10 product×package rows across 5 product lines (openSUSE Leap 15.0, openSUSE Leap 15.2, … (5 product lines)): Fixed 10. https://www.suse.com/security/cve/CVE-2014-8483/
ubuntu low CVE-2014-8483 low priority: Ubuntu including 2 source packages (konversation, quassel), 10 status rows across 5 suites (lucid, precise, trusty, upstream, utopic): released 8, ignored 1, needs-triage 1. https://ubuntu.com/security/CVE-2014-8483

NVD evaluator notes for CVE-2014-8483

Comment: <a href="http://cwe.mitre.org/data/definitions/125.html">CWE-125: Out-of-bounds Read</a>

Affected software / configurations for CVE-2014-8483

Vendor Product Version Raw CPE
canonical ubuntu_linux 12.04 cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
debian debian_linux 7.0 cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
quassel-irc quassel_irc 0.10.0 cpe:2.3:a:quassel-irc:quassel_irc:0.10.0:*:*:*:*:*:*:*
opensuse opensuse 12.3 cpe:2.3:o:opensuse:opensuse:12.3:*:*:*:*:*:*:*
opensuse opensuse 13.1 cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*
opensuse opensuse 13.2 cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*

References for CVE-2014-8483

URL Tags
http://bugs.quassel-irc.org/issues/1314 Issue Tracking Vendor Advisory
http://lists.opensuse.org/opensuse-updates/2014-11/msg00028.html Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2014-11/msg00046.html Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2015-03/msg00068.html Third Party Advisory
http://secunia.com/advisories/61932 Permissions Required Third Party Advisory
http://secunia.com/advisories/62035 Permissions Required Third Party Advisory
http://secunia.com/advisories/62261 Permissions Required Third Party Advisory
http://www.debian.org/security/2014/dsa-3063 Third Party Advisory
http://www.debian.org/security/2014/dsa-3068 Third Party Advisory
http://www.ubuntu.com/usn/USN-2401-1 Third Party Advisory
https://github.com/quassel/quassel/commit/8b5ecd226f9208af3074b33d3b7cf5e14f55b138 Issue Tracking Patch
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