Integer overflow in the stralloc_readyplus function in qmail, when running on 64 bit…
Priority MEDIUM 55CWE-190Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-190 and the CVSS impact.
Summary
Integer overflow in the stralloc_readyplus function in qmail, when running on 64 bit platforms with a large amount of virtual memory, allows remote attackers to cause a denial of service and possibly execute arbitrary code via a large SMTP request.
Why it matters now
EPSS 0.10789 95th percentileScored 2026-11-07
Public exploit Yes 8 exploit referencesTagged 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:qmail_project:qmail:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qmail Project |
| cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* | 20.04 | Vulnerable | Canonical |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
- cpe:2.3:a:qmail_project:qmail:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qmail Project
- cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* Versions 20.04 Vulnerable ·Canonical
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2005-1513
- 2026-10-03 Alias added: GHSA-mrmc-m8fj-g9px
References
Exploit 8
- 20050506 64 bit qmail fun
- http://www.guninski.com/where_do_you_want_billg_to_go_today_4.html
- [oss-security] 20200519 Remote Code Execution in qmail (CVE-2005-1513)
- 20200522 Remote Code Execution in qmail (CVE-2005-1513)
- http://packetstormsecurity.com/files/157805/Qualys-Security-Advisory-Qmail-Remote-Code-Execution.html
- [oss-security] 20230606 LPE and RCE in RenderDoc: CVE-2023-33865, CVE-2023-33864, CVE-2023-33863
- 20230607 LPE and RCE in RenderDoc: CVE-2023-33865, CVE-2023-33864, CVE-2023-33863
- http://packetstormsecurity.com/files/172804/RenderDoc-1.26-Local-Privilege-Escalation-Remote-Code-Execution.html
Advisory 6
Sources
- CVE-2005-1513 · CVE Program
- CVE-2005-1513 · NVD
- FIRST EPSS
- GHSA-mrmc-m8fj-g9px · GitHub Advisory Database · CC BY 4.0
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