CVE-2009-4492 (GCVE-0-2009-4492)
Vulnerability from cvelistv5 – Published: 2010-01-13 20:00 – Updated: 2024-08-07 07:01
VLAI
EPSS
VEX
Summary
WEBrick 1.3.1 in Ruby 1.8.6 through patchlevel 383, 1.8.7 through patchlevel 248, 1.8.8dev, 1.9.1 through patchlevel 376, and 1.9.2dev writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
9 references
| URL | Tags |
|---|---|
| http://www.ruby-lang.org/en/news/2010/01/10/webri… | x_refsource_CONFIRM |
| http://www.redhat.com/support/errata/RHSA-2011-09… | vendor-advisoryx_refsource_REDHAT |
| http://secunia.com/advisories/37949 | third-party-advisoryx_refsource_SECUNIA |
| http://www.vupen.com/english/advisories/2010/0089 | vdb-entryx_refsource_VUPEN |
| http://www.redhat.com/support/errata/RHSA-2011-09… | vendor-advisoryx_refsource_REDHAT |
| http://www.ush.it/team/ush/hack_httpd_escape/adv.txt | x_refsource_MISC |
| http://www.securityfocus.com/bid/37710 | vdb-entryx_refsource_BID |
| http://www.securityfocus.com/archive/1/508830/100… | mailing-listx_refsource_BUGTRAQ |
| http://securitytracker.com/id?1023429 | vdb-entryx_refsource_SECTRACK |
Date Public
2010-01-10 00:00
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"url": "http://www.securityfocus.com/archive/1/508830/100/0/threaded"
},
{
"source": "cve@mitre.org",
"tags": [
"Broken Link",
"Exploit",
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securityfocus.com/bid/37710"
},
{
"source": "cve@mitre.org",
"tags": [
"Broken Link",
"Exploit"
],
"url": "http://www.ush.it/team/ush/hack_httpd_escape/adv.txt"
},
{
"source": "cve@mitre.org",
"tags": [
"Permissions Required"
],
"url": "http://www.vupen.com/english/advisories/2010/0089"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Not Applicable",
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/37949"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Broken Link",
"Exploit",
"Third Party Advisory",
"VDB Entry"
],
"url": "http://securitytracker.com/id?1023429"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "http://www.redhat.com/support/errata/RHSA-2011-0908.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "http://www.redhat.com/support/errata/RHSA-2011-0909.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://www.ruby-lang.org/en/news/2010/01/10/webrick-escape-sequence-injection"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Broken Link",
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securityfocus.com/archive/1/508830/100/0/threaded"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Broken Link",
"Exploit",
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securityfocus.com/bid/37710"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Broken Link",
"Exploit"
],
"url": "http://www.ush.it/team/ush/hack_httpd_escape/adv.txt"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Permissions Required"
],
"url": "http://www.vupen.com/english/advisories/2010/0089"
}
],
"sourceIdentifier": "cve@mitre.org",
"vendorComments": [
{
"comment": "Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2009-4492\n\nThe Red Hat Security Response Team has rated this issue as having low security impact, a future update may address this flaw.\n",
"lastModified": "2010-01-21T00:00:00",
"organization": "Red Hat"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"aggregate_severity": "Low",
"current_release_date": "2025-11-21T13:09:00+00:00",
"cve": "CVE-2009-4492",
"id": "CVE-2009-4492",
"initial_release_date": "2009-01-01T00:00:00+00:00",
"product_status:fixed": "261",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "ruby WEBrick log escape sequence",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2009/cve-2009-4492.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-07-26T17:05:11Z",
"cve": "CVE-2009-4492",
"id": "CVE-2009-4492",
"initial_release_date": "2023-02-15T06:01:22Z",
"product_status:known_not_affected": "6",
"product_status:recommended": "76",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2009-4492",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2009-4492.json",
"version": "10"
}
}
}
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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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