How severe is CVE-2004-0991?

CVE-2004-0991 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2004-0991 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2004-0991?

CVE-2004-0991 primarily affects Mpg123. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2004-0991?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2004-0991 published?

CVE-2004-0991 was published on 2005-01-11 and last updated on 2026-06-16.

CVE-2004-0991

CVE-2004-0991 is a high-severity vulnerability in Mpg123 with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 4% (88th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Mpg123
Published: 2005-01-11
Last modified: 2026-06-16

Description

Buffer overflow in mpg123 before 0.59s-r9 allows remote attackers to execute arbitrary code via frame headers in MP2 or MP3 files.

Frequently asked questions

What is CVE-2004-0991?: Buffer overflow in mpg123 before 0.59s-r9 allows remote attackers to execute arbitrary code via frame headers in MP2 or MP3 files.
How severe is CVE-2004-0991?: CVE-2004-0991 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2004-0991 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-0991?: CVE-2004-0991 primarily affects Mpg123. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-0991?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2004-0991 published?: CVE-2004-0991 was published on 2005-01-11 and last updated on 2026-06-16.

References

Affected products (15)

cpe:2.3:a:mpg123:mpg123:0.59m:*:*:*:*:*:*:*
cpe:2.3:a:mpg123:mpg123:0.59n:*:*:*:*:*:*:*
cpe:2.3:a:mpg123:mpg123:0.59o:*:*:*:*:*:*:*
cpe:2.3:a:mpg123:mpg123:0.59p:*:*:*:*:*:*:*
cpe:2.3:a:mpg123:mpg123:0.59q:*:*:*:*:*:*:*
cpe:2.3:a:mpg123:mpg123:0.59r:*:*:*:*:*:*:*
cpe:2.3:a:mpg123:mpg123:0.59s:*:*:*:*:*:*:*
cpe:2.3:o:suse:suse_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:suse:suse_linux:8.0:*:i386:*:*:*:*:*
cpe:2.3:o:suse:suse_linux:8.1:*:*:*:*:*:*:*
cpe:2.3:o:suse:suse_linux:8.2:*:*:*:*:*:*:*
cpe:2.3:o:suse:suse_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:suse:suse_linux:9.0:*:x86_64:*:*:*:*:*
cpe:2.3:o:suse:suse_linux:9.1:*:*:*:*:*:*:*
cpe:2.3:o:suse:suse_linux:9.2:*:*:*:*:*:*:*

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