Buffer overflow in Netscape 6 and Mozilla 1.0 RC1 and earlier allows remote attackers to…
Priority LOW 39Published · 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
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.
Summary
Buffer overflow in Netscape 6 and Mozilla 1.0 RC1 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long channel name in an IRC URI.
Why it matters now
EPSS 0.03524 89th percentileScored 2026-11-07
Fix Fixed Red Hat: 2 advisories
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:mozilla:mozilla:0.9.9:*:*:*:*:*:*:* | 0.9.9 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:mozilla:1.0:rc1:*:*:*:*:*:* | 1.0 rc1 | Vulnerable | Mozilla |
| cpe:2.3:a:netscape:communicator:6.1:*:*:*:*:*:*:* | 6.1 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:navigator:6.0:*:*:*:*:*:*:* | 6.0 | Vulnerable | Netscape |
| cpe:2.3:a:netscape:navigator:6.01:*:*:*:*:*:*:* | 6.01 | Vulnerable | Netscape |
- cpe:2.3:a:mozilla:mozilla:0.9.9:*:*:*:*:*:*:* Versions 0.9.9 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:mozilla:1.0:rc1:*:*:*:*:*:* Versions 1.0 rc1 Vulnerable ·Mozilla
- cpe:2.3:a:netscape:communicator:6.1:*:*:*:*:*:*:* Versions 6.1 Vulnerable ·Netscape
- cpe:2.3:a:netscape:navigator:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Netscape
- cpe:2.3:a:netscape:navigator:6.01:*:*:*:*:*:*:* Versions 6.01 Vulnerable ·Netscape
Remediation
Red Hat 2 advisories
- RHSA-2003:046 Released 2003-02-12 · Red Hat rating Importantmozilla security update
- Red Hat Enterprise Linux AS (Advanced Server) version 2.1
- RHSA-2002:192 Released 2002-10-18 · Red Hat rating Important: Updated Mozilla packages fix security vulnerabilities
- Red Hat Linux 7.2
- Red Hat Linux 7.3
- Red Hat Linux 8.0
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux AS (Advanced Server) version 2.1 | Fixed | RHSA-2003:046 |
| Red Hat Linux 7.2 | Fixed | RHSA-2002:192 |
| Red Hat Linux 7.3 | Fixed | RHSA-2002:192 |
| Red Hat Linux 8.0 | Fixed | RHSA-2002:192 |
Timeline
- 2026-10-02 Threatist record created from CVE-2002-0593
- 2026-10-03 Alias added: GHSA-h8rh-5fr3-29cc
References
Advisory 1
Sources
- CVE-2002-0593 · CVE Program
- CVE-2002-0593 · NVD
- FIRST EPSS
- GHSA-h8rh-5fr3-29cc · GitHub Advisory Database · CC BY 4.0
- CVE-2002-0593 · Red Hat security data · CC BY 4.0
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