Netscape Messaging Server 3.54, 3.55, and 3.6 allows a remote attacker to cause a denial…
Priority LOW 28Published · 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
Netscape Messaging Server 3.54, 3.55, and 3.6 allows a remote attacker to cause a denial of service (memory exhaustion) via a series of long RCPT TO commands.
Why it matters now
EPSS 0.02459 84th 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
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-1999-1532
- 2026-10-03 Alias added: GHSA-hhr5-xxj8-pvc5
References
More Netscape Messaging Server vulnerabilities
- TI-1999-00005 Arbitrary command execution via IMAP buffer overflow in authenticate command. CVSS 2.0HIGH 10.0
- TI-2000-00951 Buffer overflow in IMAP server in Netscape Messaging Server 4.15 Patch 2 allows local… CVSS 2.0HIGH 10.0
- TI-1999-00007 Information from SSL-encrypted sessions via PKCS #1. CVSS 2.0MEDIUM 5.0
- TI-2000-00950 The POP3 server in Netscape Messaging Server 4.15p1 generates different error messages… CVSS 2.0MEDIUM 5.0
Sources
- CVE-1999-1532 · CVE Program
- CVE-1999-1532 · NVD
- FIRST EPSS
- GHSA-hhr5-xxj8-pvc5 · GitHub Advisory Database · CC BY 4.0
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