The POP3 mail client in Mozilla 1.0 and earlier, and Netscape Communicator 4.7 and…
Priority LOW 29CWE-20Published · 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
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
The POP3 mail client in Mozilla 1.0 and earlier, and Netscape Communicator 4.7 and earlier, allows remote attackers to cause a denial of service (no new mail) via a mail message containing a dot (.) at a newline, which is interpreted as the end of the message.
Why it matters now
EPSS 0.0388 90th 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 · 36
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mozilla:mozilla:0.9.2:*:*:*:*:*:*:* | 0.9.2 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:mozilla:0.9.2.1:*:*:*:*:*:*:* | 0.9.2.1 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:mozilla:0.9.3:*:*:*:*:*:*:* | 0.9.3 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:mozilla:0.9.4:*:*:*:*:*:*:* | 0.9.4 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:mozilla:0.9.4.1:*:*:*:*:*:*:* | 0.9.4.1 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:mozilla:0.9.5:*:*:*:*:*:*:* | 0.9.5 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:mozilla:0.9.6:*:*:*:*:*:*:* | 0.9.6 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:mozilla:0.9.7:*:*:*:*:*:*:* | 0.9.7 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:mozilla:0.9.8:*:*:*:*:*:*:* | 0.9.8 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:mozilla:0.9.9:*:*:*:*:*:*:* | 0.9.9 | Vulnerable | Mozilla |
- cpe:2.3:a:mozilla:mozilla:0.9.2:*:*:*:*:*:*:* Versions 0.9.2 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:mozilla:0.9.2.1:*:*:*:*:*:*:* Versions 0.9.2.1 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:mozilla:0.9.3:*:*:*:*:*:*:* Versions 0.9.3 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:mozilla:0.9.4:*:*:*:*:*:*:* Versions 0.9.4 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:mozilla:0.9.4.1:*:*:*:*:*:*:* Versions 0.9.4.1 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:mozilla:0.9.5:*:*:*:*:*:*:* Versions 0.9.5 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:mozilla:0.9.6:*:*:*:*:*:*:* Versions 0.9.6 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:mozilla:0.9.7:*:*:*:*:*:*:* Versions 0.9.7 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:mozilla:0.9.8:*:*:*:*:*:*:* Versions 0.9.8 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:mozilla:0.9.9:*:*:*:*:*:*:* Versions 0.9.9 Vulnerable ·Mozilla
Show 26 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mozilla:mozilla:1.0:*:*:*:*:*:*:* | 1.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:mozilla:1.0:rc1:*:*:*:*:*:* | 1.0 rc1 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:mozilla:1.0:rc2:*:*:*:*:*:* | 1.0 rc2 | Vulnerable | Mozilla |
| cpe:2.3:a:netscape:communicator:4.0:*:*:*:*:*:*:* | 4.0 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:communicator:4.4:*:*:*:*:*:*:* | 4.4 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:communicator:4.5:*:*:*:*:*:*:* | 4.5 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:communicator:4.06:*:*:*:*:*:*:* | 4.06 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:communicator:4.6:*:*:*:*:*:*:* | 4.6 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:communicator:4.07:*:*:*:*:*:*:* | 4.07 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:communicator:4.7:*:*:*:*:*:*:* | 4.7 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:communicator:4.08:*:*:*:*:*:*:* | 4.08 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:communicator:4.51:*:*:*:*:*:*:* | 4.51 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:communicator:4.61:*:*:*:*:*:*:* | 4.61 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:communicator:4.72:*:*:*:*:*:*:* | 4.72 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:communicator:4.73:*:*:*:*:*:*:* | 4.73 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:communicator:4.74:*:*:*:*:*:*:* | 4.74 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:communicator:4.75:*:*:*:*:*:*:* | 4.75 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:communicator:4.76:*:*:*:*:*:*:* | 4.76 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:communicator:4.77:*:*:*:*:*:*:* | 4.77 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:navigator:6.0:*:*:*:*:*:*:* | 6.0 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:navigator:6.0:*:mac:*:*:*:*:* | 6.0 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:navigator:6.01:*:*:*:*:*:*:* | 6.01 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:navigator:6.1:*:*:*:*:*:*:* | 6.1 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:navigator:6.2:*:*:*:*:*:*:* | 6.2 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:navigator:6.2.1:*:*:*:*:*:*:* | 6.2.1 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:navigator:6.2.2:*:*:*:*:*:*:* | 6.2.2 | Vulnerable | Netscape |
- cpe:2.3:a:mozilla:mozilla:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:mozilla:1.0:rc1:*:*:*:*:*:* Versions 1.0 rc1 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:mozilla:1.0:rc2:*:*:*:*:*:* Versions 1.0 rc2 Vulnerable ·Mozilla
- cpe:2.3:a:netscape:communicator:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·Netscape
- cpe:2.3:a:netscape:communicator:4.4:*:*:*:*:*:*:* Versions 4.4 Vulnerable ·Netscape
- cpe:2.3:a:netscape:communicator:4.5:*:*:*:*:*:*:* Versions 4.5 Vulnerable ·Netscape
- cpe:2.3:a:netscape:communicator:4.06:*:*:*:*:*:*:* Versions 4.06 Vulnerable ·Netscape
- cpe:2.3:a:netscape:communicator:4.6:*:*:*:*:*:*:* Versions 4.6 Vulnerable ·Netscape
- cpe:2.3:a:netscape:communicator:4.07:*:*:*:*:*:*:* Versions 4.07 Vulnerable ·Netscape
- cpe:2.3:a:netscape:communicator:4.7:*:*:*:*:*:*:* Versions 4.7 Vulnerable ·Netscape
- cpe:2.3:a:netscape:communicator:4.08:*:*:*:*:*:*:* Versions 4.08 Vulnerable ·Netscape
- cpe:2.3:a:netscape:communicator:4.51:*:*:*:*:*:*:* Versions 4.51 Vulnerable ·Netscape
- cpe:2.3:a:netscape:communicator:4.61:*:*:*:*:*:*:* Versions 4.61 Vulnerable ·Netscape
- cpe:2.3:a:netscape:communicator:4.72:*:*:*:*:*:*:* Versions 4.72 Vulnerable ·Netscape
- cpe:2.3:a:netscape:communicator:4.73:*:*:*:*:*:*:* Versions 4.73 Vulnerable ·Netscape
- cpe:2.3:a:netscape:communicator:4.74:*:*:*:*:*:*:* Versions 4.74 Vulnerable ·Netscape
- cpe:2.3:a:netscape:communicator:4.75:*:*:*:*:*:*:* Versions 4.75 Vulnerable ·Netscape
- cpe:2.3:a:netscape:communicator:4.76:*:*:*:*:*:*:* Versions 4.76 Vulnerable ·Netscape
- cpe:2.3:a:netscape:communicator:4.77:*:*:*:*:*:*:* Versions 4.77 Vulnerable ·Netscape
- cpe:2.3:a:netscape:navigator:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Netscape
- cpe:2.3:a:netscape:navigator:6.0:*:mac:*:*:*:*:* Versions 6.0 Vulnerable ·Netscape
- cpe:2.3:a:netscape:navigator:6.01:*:*:*:*:*:*:* Versions 6.01 Vulnerable ·Netscape
- cpe:2.3:a:netscape:navigator:6.1:*:*:*:*:*:*:* Versions 6.1 Vulnerable ·Netscape
- cpe:2.3:a:netscape:navigator:6.2:*:*:*:*:*:*:* Versions 6.2 Vulnerable ·Netscape
- cpe:2.3:a:netscape:navigator:6.2.1:*:*:*:*:*:*:* Versions 6.2.1 Vulnerable ·Netscape
- cpe:2.3:a:netscape:navigator:6.2.2:*:*:*:*:*:*:* Versions 6.2.2 Vulnerable ·Netscape
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2002-2338
- 2026-10-03 Alias added: GHSA-w6p5-vm5x-8m2m
- 2026-10-13 EPSS moved to the 90th–95th percentile
References
Sources
- CVE-2002-2338 · CVE Program
- CVE-2002-2338 · NVD
- FIRST EPSS
- GHSA-w6p5-vm5x-8m2m · 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