CVE-2010-0551
HTTP authentication implementation in Geo++ GNCASTER 1.4.0.7 and earlier allows remote attackers...
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."
Exploit likelihood
What each source reports
NVD Score used
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."
- Record
CVE-2010-0551- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
CVE List No score
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."
- Record
CVE-2010-0551- Updated
- 2026-11-02
EUVDEUVD-2010-0582 No score
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."
- Record
EUVD-2010-0582- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-74p3-m43j-523p No score
HTTP authentication implementation in Geo++ GNCASTER 1.4.0.7 and earlier allows remote attackers...
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."
- Record
GHSA-74p3-m43j-523p- Weakness
- CWE-200
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2010-0551 is a medium vulnerability (CVSS 5.0) in Geopp Geo\+\+ Gncaster, published February 4, 2010. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.45%, the 73rd percentile. No source names a fixed version.
References
securityfocus.com/archive/1/509199/100/0/threaded
osvdb.org/62015
exchange.xforce.ibmcloud.com/vulnerabilities/55978
redteam-pentesting.de/en/advisories/rt-sa-2010-003/-geo-r-gncaster-faulty-implementation-of-http-digest-authentication
secunia.com/advisories/38323
nvd.nist.gov/vuln/detail/CVE-2010-0551
github.com/advisories/GHSA-74p3-m43j-523p