Out-of-bounds read in MPD: FreeBSD PPP daemon
Priority LOW 37CWE-125Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-125 and the CVSS impact.
Summary
The PPP implementation of MPD before 5.9 allows a remote attacker who can send specifically crafted PPP authentication message to cause the daemon to read beyond allocated memory buffer, which would result in a denial of service condition.
Why it matters now
EPSS 0.02016 81st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
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 |
|---|---|---|---|---|---|
| — | MPD: FreeBSD PPP daemon | All versions prior to version 5.9 | — | No fix listed | CNA |
- MPD: FreeBSD PPP daemon Vendor— Affected All versions prior to version 5.9 Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mpd_project:mpd:*:*:*:*:*:*:*:* | before 5.9 | Vulnerable | Mpd Project |
| cpe:2.3:a:stormshield:stormshield_network_security:*:*:*:*:*:*:*:* | 4.0.0 to before 4.3.17 | Vulnerable | Stormshield |
| cpe:2.3:a:stormshield:stormshield_network_security:4.4.0:*:*:*:*:*:*:* | 4.4.0 | Vulnerable | Stormshield |
- cpe:2.3:a:mpd_project:mpd:*:*:*:*:*:*:*:* Versions before 5.9 Vulnerable ·Mpd Project
- cpe:2.3:a:stormshield:stormshield_network_security:*:*:*:*:*:*:*:* Versions 4.0.0 to before 4.3.17 Vulnerable ·Stormshield
- cpe:2.3:a:stormshield:stormshield_network_security:4.4.0:*:*:*:*:*:*:* Versions 4.4.0 Vulnerable ·Stormshield
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-7466
- 2026-10-03 Alias added: GHSA-vxxg-v2c4-xg89
References
Sources
- CVE-2020-7466 · CVE Program
- CVE-2020-7466 · NVD
- FIRST EPSS
- GHSA-vxxg-v2c4-xg89 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences