Stack-based buffer overflow in vfs_s_resolve_symlink of vfs/direntry.c for Midnight…
Priority MEDIUM 41Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.
Summary
Stack-based buffer overflow in vfs_s_resolve_symlink of vfs/direntry.c for Midnight Commander (mc) 4.6.0 and earlier, and possibly later versions, allows remote attackers to execute arbitrary code during symlink conversion.
Why it matters now
EPSS 0.05138 92nd percentileScored 2026-11-07
Fix Fixed Red Hat: 2 advisories
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:midnight_commander:midnight_commander:4.5.52:*:*:*:*:*:*:* | 4.5.52 | Vulnerable | Midnight Commander |
| cpe:2.3:a:midnight_commander:midnight_commander:4.5.55:*:*:*:*:*:*:* | 4.5.55 | Vulnerable | Midnight Commander |
| cpe:2.3:a:midnight_commander:midnight_commander:4.6:*:*:*:*:*:*:* | 4.6 | Vulnerable | Midnight Commander |
- cpe:2.3:a:midnight_commander:midnight_commander:4.5.52:*:*:*:*:*:*:* Versions 4.5.52 Vulnerable ·Midnight Commander
- cpe:2.3:a:midnight_commander:midnight_commander:4.5.55:*:*:*:*:*:*:* Versions 4.5.55 Vulnerable ·Midnight Commander
- cpe:2.3:a:midnight_commander:midnight_commander:4.6:*:*:*:*:*:*:* Versions 4.6 Vulnerable ·Midnight Commander
Remediation
Red Hat 2 advisories
- RHSA-2004:035 Released 2004-02-03 · Red Hat rating Importantmc security update
- Red Hat Enterprise Linux AS (Advanced Server) version 2.1
- Red Hat Enterprise Linux WS version 2.1
- Red Hat Linux Advanced Workstation 2.1
- RHSA-2004:034 Released 2004-01-21 · Red Hat rating Important: Updated mc packages resolve buffer overflow vulnerability
- Red Hat Linux 9
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux AS (Advanced Server) version 2.1 | Fixed | RHSA-2004:035 |
| Red Hat Enterprise Linux WS version 2.1 | Fixed | RHSA-2004:035 |
| Red Hat Linux 9 | Fixed | RHSA-2004:034 |
| Red Hat Linux Advanced Workstation 2.1 | Fixed | RHSA-2004:035 |
Timeline
- 2026-10-02 Threatist record created from CVE-2003-1023
- 2026-10-03 Alias added: GHSA-5f9c-w9rv-7v96
References
More Midnight Commander vulnerabilities
- TI-2004-00195 Multiple buffer overflows in Midnight Commander (mc) before 4.6.0 may allow attackers to… CVSS 2.0HIGH 10.0
- TI-2004-01070 Buffer underflow in extfs.c in Midnight Commander (mc) 4.5.55 and earlier allows remote… CVSS 2.0HIGH 7.5
- TI-2004-01069 fish.c in midnight commander allows remote attackers to execute arbitrary programs via… CVSS 2.0HIGH 7.5
- TI-2004-00911 Multiple buffer overflows in Midnight Commander (mc) 4.5.55 and earlier allow remote… CVSS 2.0HIGH 7.5
- TI-2004-00910 Multiple format string vulnerabilities in Midnight Commander (mc) 4.5.55 and earlier… CVSS 2.0HIGH 7.5
- TI-2004-00915 Midnight commander (mc) 4.5.55 and earlier allows remote attackers to cause a denial of… CVSS 2.0MEDIUM 5.0
Sources
- CVE-2003-1023 · CVE Program
- CVE-2003-1023 · NVD
- FIRST EPSS
- GHSA-5f9c-w9rv-7v96 · GitHub Advisory Database · CC BY 4.0
- CVE-2003-1023 · Red Hat security data · CC BY 4.0
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