The multibyte support in PostgreSQL 6.5.x with SQL_ASCII encoding consumes an extra…
Priority LOW 35Published · 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
The multibyte support in PostgreSQL 6.5.x with SQL_ASCII encoding consumes an extra character when processing a character that cannot be converted, which could remove an escape character from the query and make the application subject to SQL injection attacks.
Why it matters now
EPSS 0.01085 65th percentileScored 2026-11-07
Fix Fixed 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 · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:postgresql:postgresql:6.5.0:*:*:*:*:*:*:* | 6.5.0 | Vulnerable | PostgreSQL |
- cpe:2.3:a:postgresql:postgresql:6.5.0:*:*:*:*:*:*:* Versions 6.5.0 Vulnerable ·PostgreSQL
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Database 7.1 | Fixed | RHSA-2002:149 |
Timeline
- 2026-10-02 Threatist record created from CVE-2002-0802
- 2026-10-03 Alias added: GHSA-8w3r-p439-x2rh
References
More Postgresql vulnerabilities
- TI-2019-06651 In PostgreSQL 9.3 through 11.2, the "COPY TO/FROM PROGRAM" function allows superusers and… CVSS 3.0HIGH 7.2
- TI-2017-05187 Improper authentication in postgresql CVSS 3.0CRITICAL 9.8
- TI-2020-15711 SQL injection in postgresql CVSS 3.1HIGH 8.8
- TI-2013-01675 Argument injection vulnerability in PostgreSQL 9.2.x before 9.2.4, 9.1.x before 9.1.9… CVSS 2.0MEDIUM 6.5
- TI-2007-03176 The Database Link library (dblink) in PostgreSQL 8.1 implements functions via CREATE… CVSS 2.0HIGH 9.0
- TI-2022-01423 SQL injection in postgresql CVSS 3.1HIGH 8.8
Sources
- CVE-2002-0802 · CVE Program
- CVE-2002-0802 · NVD
- FIRST EPSS
- GHSA-8w3r-p439-x2rh · GitHub Advisory Database · CC BY 4.0
- CVE-2002-0802 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences