CVE-2011-4623 (GCVE-0-2011-4623)
Vulnerability from cvelistv5 – Published: 2012-09-25 23:00 – Updated: 2024-08-07 00:09
VLAI
EPSS
VEX
Summary
Integer overflow in the rsCStrExtendBuf function in runtime/stringbuf.c in the imfile module in rsyslog 4.x before 4.6.6, 5.x before 5.7.4, and 6.x before 6.1.4 allows local users to cause a denial of service (daemon hang) via a large file, which triggers a heap-based buffer overflow.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
12 references
| URL | Tags |
|---|---|
| http://bugzilla.adiscon.com/show_bug.cgi?id=221 | x_refsource_CONFIRM |
| http://www.ubuntu.com/usn/USN-1338-1 | vendor-advisoryx_refsource_UBUNTU |
| http://rsyslog.com/changelog-for-6-1-4-devel/ | x_refsource_CONFIRM |
| https://bugzilla.redhat.com/show_bug.cgi?id=769822 | x_refsource_MISC |
| http://git.adiscon.com/?p=rsyslog.git%3Ba=commit%… | x_refsource_CONFIRM |
| http://www.securitytracker.com/id?1026556 | vdb-entryx_refsource_SECTRACK |
| http://rsyslog.com/changelog-for-5-7-4-v5-beta/ | x_refsource_CONFIRM |
| http://secunia.com/advisories/45848 | third-party-advisoryx_refsource_SECUNIA |
| http://www.securityfocus.com/bid/51171 | vdb-entryx_refsource_BID |
| http://secunia.com/advisories/47698 | third-party-advisoryx_refsource_SECUNIA |
| http://rsyslog.com/changelog-for-4-6-6-v4-stable/ | x_refsource_CONFIRM |
| http://www.openwall.com/lists/oss-security/2011/12/22/2 | mailing-listx_refsource_MLIST |
Date Public
2011-02-09 00:00
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{
"nodes": [
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"cveTags": [],
"descriptions": [
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"value": "Desbordamiento de entero en la funci\u00f3n rsCStrExtendBuf en runtime/stringbuf.c en el m\u00f3dulo imfile en rsyslog v4.x anteriores v4.6.6, v5.x anteriores a v5.7.4, y v6.x anteriores a v6.1.4, permite a atacantes remotos provocar una denegaci\u00f3n de servicio (cuelgue del demonio) a trav\u00e9s de un fichero grande, que provoca un desbordamiento de b\u00fafer basado en memoria din\u00e1mica."
}
],
"id": "CVE-2011-4623",
"lastModified": "2026-04-29T01:13:23.040",
"metrics": {
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"cvssData": {
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"version": "2.0"
},
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"obtainAllPrivilege": false,
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"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
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"published": "2012-09-25T23:55:01.033",
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"id": "CVE-2011-4623",
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}
}
}
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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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