Stack-based buffer overflow in the trace message functionality in Pegasus Mail 4.21a…
Priority LOW 29CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- High
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Stack-based buffer overflow in the trace message functionality in Pegasus Mail 4.21a through 4.21c and 4.30PB1 allow remote attackers to execute arbitrary code via a long POP3 reply.
Why it matters now
EPSS 0.03159 88th percentileScored 2026-11-07
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 · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:david_harris:pegasus_mail:4.21a:*:*:*:*:*:*:* | 4.21a | Vulnerable | David Harris |
| cpe:2.3:a:david_harris:pegasus_mail:4.21b:*:*:*:*:*:*:* | 4.21b | Vulnerable | David Harris |
| cpe:2.3:a:david_harris:pegasus_mail:4.21c:*:*:*:*:*:*:* | 4.21c | Vulnerable | David Harris |
| cpe:2.3:a:david_harris:pegasus_mail:4.30pb1:*:*:*:*:*:*:* | 4.30pb1 | Vulnerable | David Harris |
- cpe:2.3:a:david_harris:pegasus_mail:4.21a:*:*:*:*:*:*:* Versions 4.21a Vulnerable ·David Harris
- cpe:2.3:a:david_harris:pegasus_mail:4.21b:*:*:*:*:*:*:* Versions 4.21b Vulnerable ·David Harris
- cpe:2.3:a:david_harris:pegasus_mail:4.21c:*:*:*:*:*:*:* Versions 4.21c Vulnerable ·David Harris
- cpe:2.3:a:david_harris:pegasus_mail:4.30pb1:*:*:*:*:*:*:* Versions 4.30pb1 Vulnerable ·David Harris
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2005-4444
- 2026-10-03 Alias added: GHSA-pvx2-q7gm-49v5
References
More David Harris Pegasus Mail vulnerabilities
- TI-2002-01046 Buffer overflow in Pegasus mail client 4.01 and earlier allows remote attackers to cause… CVSS 2.0HIGH 7.5
- TI-2000-00921 Buffer overflow in Pegasus Mail 3.11 allows remote attackers to cause a denial of service… CVSS 2.0HIGH 7.5
- TI-2000-00920 Pegasus Mail 3.12 allows remote attackers to read arbitrary files via an embedded URL… CVSS 2.0MEDIUM 5.0
- TI-2005-04188 Off-by-one error in Pegasus Mail 4.21a through 4.21c and 4.30PB1 allows remote attackers… CVSS 2.0MEDIUM 5.1
- TI-1999-01313 Pegasus e-mail client 3.0 and earlier uses weak encryption to store POP3 passwords in the… CVSS 2.0LOW 3.6
Sources
- CVE-2005-4444 · CVE Program
- CVE-2005-4444 · NVD
- FIRST EPSS
- GHSA-pvx2-q7gm-49v5 · 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