CVE-2011-1843 (GCVE-0-2011-1843)
Vulnerability from cvelistv5 – Published: 2011-05-03 00:03 – Updated: 2024-08-06 22:37
VLAI
EPSS
VEX
Summary
Integer overflow in conf.c in Tinyproxy before 1.8.3 might allow remote attackers to bypass intended access restrictions in opportunistic circumstances via a TCP connection, related to improper handling of invalid port numbers.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
3 references
| URL | Tags |
|---|---|
| https://banu.com/cgit/tinyproxy/diff/?id=97b99844… | x_refsource_CONFIRM |
| http://www.securityfocus.com/bid/47715 | vdb-entryx_refsource_BID |
| https://banu.com/bugzilla/show_bug.cgi?id=90 | x_refsource_CONFIRM |
Date Public
2011-03-04 00:00
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]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Integer overflow in conf.c in Tinyproxy before 1.8.3 might allow remote attackers to bypass intended access restrictions in opportunistic circumstances via a TCP connection, related to improper handling of invalid port numbers."
},
{
"lang": "es",
"value": "Desbordamiento de enteros en conf.c en tinyproxy antes de v1.8.3 podr\u00eda permitir a atacantes remotos evitar las restricciones de acceso previsto a trav\u00e9s de una conexi\u00f3n TCP, relativa al manejo inadecuado de los n\u00fameros de puerto invalidos."
}
],
"id": "CVE-2011-1843",
"lastModified": "2026-04-29T01:13:23.040",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 6.8,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2011-05-03T00:55:01.153",
"references": [
{
"source": "cve@mitre.org",
"url": "http://www.securityfocus.com/bid/47715"
},
{
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"tags": [
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},
{
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{
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"url": "http://www.securityfocus.com/bid/47715"
},
{
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{
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],
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"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-189"
}
],
"source": "nvd@nist.gov",
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}
},
"redhat_vex": {
"current_release_date": "2025-11-21T12:58:12+00:00",
"cve": "CVE-2011-1843",
"id": "CVE-2011-1843",
"initial_release_date": "2011-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "tinyproxy: multiple flaws corrected in version 1.8.3",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2011/cve-2011-1843.json",
"version": "3"
}
}
}
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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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