CVE-2004-2779

id3_utf16_deserialize() in utf16.c in libid3tag through 0.15.1b misparses ID3v2 tags encoded in UTF-16 with an odd number of bytes, triggering an endless loop allocating memory until an OOM condition is reached, leading to denial-of-service (DoS).

Published: 2018-02-20 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2004-2779 is rated Moderate Risk (61.1/100): CVSS High severity, with medium exploitation likelihood (EPSS 2.50%). EPSS rose +2.17% 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-2004-2779

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 0.33% 2.50% +2.17%
2 2026-04-12 0.42% 0.33% -0.10%
3 2026-04-11 — 0.42% —

Full EPSS history (12 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2004-2779

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.0 HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 3.6 [email protected]
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-2004-2779

OS Trackers for CVE-2004-2779

vendor priority summary link
debian not yet assigned CVE-2004-2779 not yet assigned priority: Debian including 1 source packages (libid3tag), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2004-2779
redhat low — https://access.redhat.com/security/cve/CVE-2004-2779
suse medium CVE-2004-2779 severity moderate: SUSE including 12 source package names (libid3tag, libid3tag-0.15.1b-132.3.1, …), 30 product×package rows across 21 product lines (SUSE Linux Enterprise Desktop 12 SP2, SUSE Linux Enterprise Desktop 12 SP3, … (21 product lines)): Fixed 28, Known Not Affected 2. https://www.suse.com/security/cve/CVE-2004-2779/

Affected software / configurations for CVE-2004-2779

Vendor Product Version Raw CPE
underbit libid3tag <= 0.15.1b cpe:2.3:a:underbit:libid3tag:*:*:*:*:*:*:*:*

References for CVE-2004-2779

URL Tags
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=304913 Issue Tracking Mailing List Third Party Advisory
https://bugzilla.gnome.org/show_bug.cgi?id=162647 Issue Tracking Third Party Advisory
https://sources.debian.org/patches/libid3tag/0.15.1b-13/10_utf16.dpatch/ Patch Third Party Advisory
cvelogic Threat Intelligence