Multiple stack-based buffer overflows in YPOPs! (aka YahooPOPS) 0.4 through 0.6 allow…
Priority HIGH 70Published · 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
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Multiple stack-based buffer overflows in YPOPs! (aka YahooPOPS) 0.4 through 0.6 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long (1) POP3 USER command or (2) SMTP request.
Why it matters now
EPSS 0.71107 99th 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 9
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:ypops:ypops:0.4:*:*:*:*:*:*:* | 0.4 | Vulnerable | Ypops |
| cpe:2.3:a:ypops:ypops:0.4.1:*:*:*:*:*:*:* | 0.4.1 | Vulnerable | Ypops |
| cpe:2.3:a:ypops:ypops:0.4.2:*:*:*:*:*:*:* | 0.4.2 | Vulnerable | Ypops |
| cpe:2.3:a:ypops:ypops:0.4.3:*:*:*:*:*:*:* | 0.4.3 | Vulnerable | Ypops |
| cpe:2.3:a:ypops:ypops:0.4.4:*:*:*:*:*:*:* | 0.4.4 | Vulnerable | Ypops |
| cpe:2.3:a:ypops:ypops:0.4.5:*:*:*:*:*:*:* | 0.4.5 | Vulnerable | Ypops |
| cpe:2.3:a:ypops:ypops:0.4.6:*:*:*:*:*:*:* | 0.4.6 | Vulnerable | Ypops |
| cpe:2.3:a:ypops:ypops:0.5:*:*:*:*:*:*:* | 0.5 | Vulnerable | Ypops |
| cpe:2.3:a:ypops:ypops:0.6:*:*:*:*:*:*:* | 0.6 | Vulnerable | Ypops |
- cpe:2.3:a:ypops:ypops:0.4:*:*:*:*:*:*:* Versions 0.4 Vulnerable ·Ypops
- cpe:2.3:a:ypops:ypops:0.4.1:*:*:*:*:*:*:* Versions 0.4.1 Vulnerable ·Ypops
- cpe:2.3:a:ypops:ypops:0.4.2:*:*:*:*:*:*:* Versions 0.4.2 Vulnerable ·Ypops
- cpe:2.3:a:ypops:ypops:0.4.3:*:*:*:*:*:*:* Versions 0.4.3 Vulnerable ·Ypops
- cpe:2.3:a:ypops:ypops:0.4.4:*:*:*:*:*:*:* Versions 0.4.4 Vulnerable ·Ypops
- cpe:2.3:a:ypops:ypops:0.4.5:*:*:*:*:*:*:* Versions 0.4.5 Vulnerable ·Ypops
- cpe:2.3:a:ypops:ypops:0.4.6:*:*:*:*:*:*:* Versions 0.4.6 Vulnerable ·Ypops
- cpe:2.3:a:ypops:ypops:0.5:*:*:*:*:*:*:* Versions 0.5 Vulnerable ·Ypops
- cpe:2.3:a:ypops:ypops:0.6:*:*:*:*:*:*:* Versions 0.6 Vulnerable ·Ypops
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2004-1558
- 2026-10-03 Alias added: GHSA-vfwv-p32r-49c7
References
Sources
- CVE-2004-1558 · CVE Program
- CVE-2004-1558 · NVD
- FIRST EPSS
- GHSA-vfwv-p32r-49c7 · GitHub Advisory Database · CC BY 4.0
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