HTTP authentication implementation in Geo++ GNCASTER 1.4.0.7 and earlier allows remote…
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Partial · None · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-200.
Summary
HTTP authentication implementation in Geo++ GNCASTER 1.4.0.7 and earlier allows remote attackers to read authentication headers of other users via a large request with an incorrect authentication attempt, which includes sensitive memory in the response. NOTE: this is referred to as a "memory leak" by some sources, but is better characterized as "memory disclosure."
Why it matters now
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-2010-0551
- 2026-10-03 Alias added: GHSA-74p3-m43j-523p
References
More Geopp Geo++ Gncaster vulnerabilities
- TI-2010-00524 Geo++ GNCASTER 1.4.0.7 and earlier allows remote attackers to cause a denial of service… CVSS 2.0HIGH 7.5
- TI-2010-00526 The HTTP Authentication implementation in Geo++ GNCASTER 1.4.0.7 and earlier uses the… CVSS 2.0HIGH 7.5
- TI-2010-00525 Geo++ GNCASTER 1.4.0.7 and earlier allows remote authenticated users to cause a denial of… CVSS 2.0MEDIUM 6.5
- TI-2010-00522 admin.htm in Geo++ GNCASTER 1.4.0.7 and earlier does not properly enforce HTTP Digest… CVSS 2.0MEDIUM 4.0
Sources
- CVE-2010-0551 · CVE Program
- CVE-2010-0551 · NVD
- FIRST EPSS
- GHSA-74p3-m43j-523p · GitHub Advisory Database · CC BY 4.0
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