ubuntu-cve-2009-4495
Vulnerability from osv_ubuntu
Published
2010-01-13 20:30
Modified
2026-05-20 14:48
Summary
Details
Yaws 1.85 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
N/A (UNKNOWN)
References
| URL | Type | |
|---|---|---|
{
"affected": [
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "erlang-yapp",
"binary_version": "2.0.2-1"
},
{
"binary_name": "erlang-yaws",
"binary_version": "2.0.2-1"
},
{
"binary_name": "yaws",
"binary_version": "2.0.2-1"
},
{
"binary_name": "yaws-chat",
"binary_version": "2.0.2-1"
},
{
"binary_name": "yaws-mail",
"binary_version": "2.0.2-1"
},
{
"binary_name": "yaws-wiki",
"binary_version": "2.0.2-1"
},
{
"binary_name": "yaws-yapp",
"binary_version": "2.0.2-1"
}
]
},
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
"name": "yaws",
"purl": "pkg:deb/ubuntu/yaws@2.0.2-1?arch=source\u0026distro=xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.98-5",
"1.99-1",
"1.99-2",
"2.0.2-1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "erlang-yapp",
"binary_version": "2.0.4+dfsg-2ubuntu0.1"
},
{
"binary_name": "erlang-yaws",
"binary_version": "2.0.4+dfsg-2ubuntu0.1"
},
{
"binary_name": "yaws",
"binary_version": "2.0.4+dfsg-2ubuntu0.1"
},
{
"binary_name": "yaws-chat",
"binary_version": "2.0.4+dfsg-2ubuntu0.1"
},
{
"binary_name": "yaws-mail",
"binary_version": "2.0.4+dfsg-2ubuntu0.1"
},
{
"binary_name": "yaws-wiki",
"binary_version": "2.0.4+dfsg-2ubuntu0.1"
},
{
"binary_name": "yaws-yapp",
"binary_version": "2.0.4+dfsg-2ubuntu0.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "yaws",
"purl": "pkg:deb/ubuntu/yaws@2.0.4+dfsg-2ubuntu0.1?arch=source\u0026distro=bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.0.4+dfsg-2",
"2.0.4+dfsg-2ubuntu0.1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "erlang-yapp",
"binary_version": "2.0.7+dfsg-1"
},
{
"binary_name": "erlang-yaws",
"binary_version": "2.0.7+dfsg-1"
},
{
"binary_name": "yaws",
"binary_version": "2.0.7+dfsg-1"
},
{
"binary_name": "yaws-chat",
"binary_version": "2.0.7+dfsg-1"
},
{
"binary_name": "yaws-mail",
"binary_version": "2.0.7+dfsg-1"
},
{
"binary_name": "yaws-wiki",
"binary_version": "2.0.7+dfsg-1"
},
{
"binary_name": "yaws-yapp",
"binary_version": "2.0.7+dfsg-1"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "yaws",
"purl": "pkg:deb/ubuntu/yaws@2.0.7+dfsg-1?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.0.6+dfsg-1",
"2.0.6+dfsg-3",
"2.0.7+dfsg-1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "erlang-yapp",
"binary_version": "2.1.1+dfsg-1"
},
{
"binary_name": "erlang-yaws",
"binary_version": "2.1.1+dfsg-1"
},
{
"binary_name": "yaws",
"binary_version": "2.1.1+dfsg-1"
},
{
"binary_name": "yaws-chat",
"binary_version": "2.1.1+dfsg-1"
},
{
"binary_name": "yaws-mail",
"binary_version": "2.1.1+dfsg-1"
},
{
"binary_name": "yaws-wiki",
"binary_version": "2.1.1+dfsg-1"
},
{
"binary_name": "yaws-yapp",
"binary_version": "2.1.1+dfsg-1"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "yaws",
"purl": "pkg:deb/ubuntu/yaws@2.1.1+dfsg-1?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.0.8+dfsg-3",
"2.0.9+dfsg-1",
"2.1.0+dfsg-1",
"2.1.1+dfsg-1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "erlang-yapp",
"binary_version": "2.1.1+dfsg-2"
},
{
"binary_name": "erlang-yaws",
"binary_version": "2.1.1+dfsg-2"
},
{
"binary_name": "yaws",
"binary_version": "2.1.1+dfsg-2"
},
{
"binary_name": "yaws-chat",
"binary_version": "2.1.1+dfsg-2"
},
{
"binary_name": "yaws-mail",
"binary_version": "2.1.1+dfsg-2"
},
{
"binary_name": "yaws-wiki",
"binary_version": "2.1.1+dfsg-2"
},
{
"binary_name": "yaws-yapp",
"binary_version": "2.1.1+dfsg-2"
}
]
},
"package": {
"ecosystem": "Ubuntu:24.04:LTS",
"name": "yaws",
"purl": "pkg:deb/ubuntu/yaws@2.1.1+dfsg-2?arch=source\u0026distro=noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.1.1+dfsg-2"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "erlang-yapp",
"binary_version": "2.2.0+dfsg-2"
},
{
"binary_name": "erlang-yaws",
"binary_version": "2.2.0+dfsg-2"
},
{
"binary_name": "yaws",
"binary_version": "2.2.0+dfsg-2"
},
{
"binary_name": "yaws-chat",
"binary_version": "2.2.0+dfsg-2"
},
{
"binary_name": "yaws-mail",
"binary_version": "2.2.0+dfsg-2"
},
{
"binary_name": "yaws-wiki",
"binary_version": "2.2.0+dfsg-2"
},
{
"binary_name": "yaws-yapp",
"binary_version": "2.2.0+dfsg-2"
}
]
},
"package": {
"ecosystem": "Ubuntu:25.10",
"name": "yaws",
"purl": "pkg:deb/ubuntu/yaws@2.2.0+dfsg-2?arch=source\u0026distro=questing"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.2.0+dfsg-2"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "erlang-yapp",
"binary_version": "2.2.0+dfsg-2build1"
},
{
"binary_name": "erlang-yaws",
"binary_version": "2.2.0+dfsg-2build1"
},
{
"binary_name": "yaws",
"binary_version": "2.2.0+dfsg-2build1"
},
{
"binary_name": "yaws-chat",
"binary_version": "2.2.0+dfsg-2build1"
},
{
"binary_name": "yaws-mail",
"binary_version": "2.2.0+dfsg-2build1"
},
{
"binary_name": "yaws-wiki",
"binary_version": "2.2.0+dfsg-2build1"
},
{
"binary_name": "yaws-yapp",
"binary_version": "2.2.0+dfsg-2build1"
}
]
},
"package": {
"ecosystem": "Ubuntu:26.04:LTS",
"name": "yaws",
"purl": "pkg:deb/ubuntu/yaws@2.2.0+dfsg-2build1?arch=source\u0026distro=resolute"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.2.0+dfsg-2",
"2.2.0+dfsg-2build1"
]
}
],
"aliases": [],
"details": "Yaws 1.85 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window\u0027s title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.",
"id": "UBUNTU-CVE-2009-4495",
"modified": "2026-05-20T14:48:23Z",
"published": "2010-01-13T20:30:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2009-4495"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2009-4495"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "negligible",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2009-4495"
]
}
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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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