How severe is CVE-2004-1091?

CVE-2004-1091 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2004-1091 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2004-1091?

CVE-2004-1091 primarily affects Midnight Commander. In total, 47 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2004-1091?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2004-1091 published?

CVE-2004-1091 was published on 2005-04-14 and last updated on 2026-06-16.

CVE-2004-1091

CVE-2004-1091 is a medium-severity vulnerability in Midnight Commander with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Midnight Commander
Published: 2005-04-14
Last modified: 2026-06-16

Description

Midnight commander (mc) 4.5.55 and earlier allows remote attackers to cause a denial of service by triggering a null dereference.

Frequently asked questions

What is CVE-2004-1091?: Midnight commander (mc) 4.5.55 and earlier allows remote attackers to cause a denial of service by triggering a null dereference.
How severe is CVE-2004-1091?: CVE-2004-1091 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2004-1091 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-1091?: CVE-2004-1091 primarily affects Midnight Commander. In total, 47 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-1091?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-1091 published?: CVE-2004-1091 was published on 2005-04-14 and last updated on 2026-06-16.

References

Affected products (47)

cpe:2.3:a:midnight_commander:midnight_commander:4.5.40:*:*:*:*:*:*:*
cpe:2.3:a:midnight_commander:midnight_commander:4.5.41:*:*:*:*:*:*:*
cpe:2.3:a:midnight_commander:midnight_commander:4.5.42:*:*:*:*:*:*:*
cpe:2.3:a:midnight_commander:midnight_commander:4.5.43:*:*:*:*:*:*:*
cpe:2.3:a:midnight_commander:midnight_commander:4.5.44:*:*:*:*:*:*:*
cpe:2.3:a:midnight_commander:midnight_commander:4.5.45:*:*:*:*:*:*:*
cpe:2.3:a:midnight_commander:midnight_commander:4.5.46:*:*:*:*:*:*:*
cpe:2.3:a:midnight_commander:midnight_commander:4.5.47:*:*:*:*:*:*:*
cpe:2.3:a:midnight_commander:midnight_commander:4.5.48:*:*:*:*:*:*:*
cpe:2.3:a:midnight_commander:midnight_commander:4.5.49:*:*:*:*:*:*:*
cpe:2.3:a:midnight_commander:midnight_commander:4.5.50:*:*:*:*:*:*:*
cpe:2.3:a:midnight_commander:midnight_commander:4.5.51:*:*:*:*:*:*:*
cpe:2.3:a:midnight_commander:midnight_commander:4.5.52:*:*:*:*:*:*:*
cpe:2.3:a:midnight_commander:midnight_commander:4.5.54:*:*:*:*:*:*:*
cpe:2.3:a:midnight_commander:midnight_commander:4.5.55:*:*:*:*:*:*:*
cpe:2.3:a:midnight_commander:midnight_commander:4.6:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:3.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:3.0:*:alpha:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:3.0:*:arm:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:3.0:*:hppa:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:3.0:*:ia-32:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:3.0:*:ia-64:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:3.0:*:m68k:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:3.0:*:mips:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:3.0:*:mipsel:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:3.0:*:ppc:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:3.0:*:s-390:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:3.0:*:sparc:*:*:*:*:*
cpe:2.3:o:gentoo:linux:*:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:2.1:*:advanced_server:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:2.1:*:advanced_server_ia64:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:2.1:*:workstation:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:2.1:*:workstation_ia64:*:*:*:*:*
cpe:2.3:o:redhat:linux_advanced_workstation:2.1:*:ia64:*:*:*:*:*
cpe:2.3:o:redhat:linux_advanced_workstation:2.1:*:itanium_processor:*:*:*:*:*
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:*:*:*:*:*:*:*

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