FKIE_CVE-2011-2192
Vulnerability from fkie_nvd - Published: 2011-07-07 21:55 - Updated: 2026-06-16 23:30
Severity
Summary
The Curl_input_negotiate function in http_negotiate.c in libcurl 7.10.6 through 7.21.6, as used in curl and other products, always performs credential delegation during GSSAPI authentication, which allows remote servers to impersonate clients via GSSAPI requests.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| haxx | libcurl | * | |
| apple | mac_os_x | * | |
| fedoraproject | fedora | 14 | |
| fedoraproject | fedora | 15 | |
| debian | debian_linux | 5.0 | |
| debian | debian_linux | 6.0 | |
| debian | debian_linux | 7.0 | |
| canonical | ubuntu_linux | 8.04 | |
| canonical | ubuntu_linux | 10.04 | |
| canonical | ubuntu_linux | 10.10 | |
| canonical | ubuntu_linux | 11.04 |
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"value": "La funci\u00f3n Curl_input_negotiate en http_negotiate.c en libcurl v7.10.6 \r\na v7.21.6, tal y como se utiliza en curl y otras aplicaciones, siempre lleva a cabo \r\ndelegaci\u00f3n de credenciales durante la autenticaci\u00f3n GSSAPI, lo que permite a \r\nhacerse pasar por clientes legitimos a servidores remotos a trav\u00e9s de peticiones GSSAPI."
}
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"id": "CVE-2011-2192",
"lastModified": "2026-06-16T23:30:53.620",
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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