gsd-2014-4994
Vulnerability from gsd
Modified
2014-06-30 00:00
Details
gyazo Gem for Ruby contains a flaw in client.rb that is triggered when handling metacharacters. This may allow a remote attacker to execute arbitrary commands.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2014-4994",
"description": "lib/gyazo/client.rb in the gyazo gem 1.0.0 for Ruby allows local users to write to arbitrary files via a symlink attack on a temporary file, related to time-based filenames.",
"id": "GSD-2014-4994"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"affected": [
{
"package": {
"ecosystem": "RubyGems",
"name": "gyazo",
"purl": "pkg:gem/gyazo"
}
}
],
"aliases": [
"CVE-2014-4994",
"OSVDB-108563"
],
"details": "gyazo Gem for Ruby contains a flaw in client.rb that is triggered when handling metacharacters. This may allow a remote attacker to execute arbitrary commands.",
"id": "GSD-2014-4994",
"modified": "2014-06-30T00:00:00.000Z",
"published": "2014-06-30T00:00:00.000Z",
"references": [
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2014-4994"
}
],
"schema_version": "1.4.0",
"summary": "gyazo Gem for Ruby client.rb Metacharacter Handling Remote Command Execution"
}
},
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"value": "lib/gyazo/client.rb in the gyazo gem 1.0.0 for Ruby allows local users to write to arbitrary files via a symlink attack on a temporary file, related to time-based filenames."
}
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"reference_data": [
{
"name": "[oss-security] 20140717 Re: Vulnerability Report for Ruby Gem codders-dataset-1.3.2.1 (etc.)",
"refsource": "MLIST",
"url": "http://www.openwall.com/lists/oss-security/2014/07/17/5"
},
{
"name": "[oss-security] 20140707 Vulnerability Report for Ruby Gem gyazo-1.0.0",
"refsource": "MLIST",
"url": "http://www.openwall.com/lists/oss-security/2014/07/07/13"
},
{
"name": "http://www.vapid.dhs.org/advisories/gyazo-1.0.0.html",
"refsource": "MISC",
"url": "http://www.vapid.dhs.org/advisories/gyazo-1.0.0.html"
}
]
}
},
"github.com/rubysec/ruby-advisory-db": {
"cve": "2014-4994",
"date": "2014-06-30",
"description": "gyazo Gem for Ruby contains a flaw in client.rb that is triggered when handling metacharacters. This may allow a remote attacker to execute arbitrary commands.",
"gem": "gyazo",
"osvdb": 108563,
"patched_versions": [
"\u003e= 2.0.0"
],
"title": "gyazo Gem for Ruby client.rb Metacharacter Handling Remote Command Execution",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2014-4994"
},
"gitlab.com": {
"advisories": [
{
"affected_range": "=1.0.0",
"affected_versions": "Version 1.0.0",
"credit": "Larry W. Cashdollar, @_larry0",
"cvss_v2": "AV:L/AC:L/Au:N/C:N/I:P/A:N",
"cvss_v3": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
"cwe_ids": [
"CWE-1035",
"CWE-20",
"CWE-937"
],
"date": "2018-01-30",
"description": "If this Gem is used in the context of a RoR app a malicious user may inject commands via `#{imagefile}` and `#{tmpfile}` using shell meta characters like `;` and sending an escaped `\\\"` if the raw option is not set.",
"fixed_versions": [],
"identifier": "CVE-2014-4994",
"identifiers": [
"CVE-2014-4994"
],
"not_impacted": "You are not impacted if you don\u0027t send user controlled data to this gem\u0027s upload method.",
"package_slug": "gem/gyazo",
"pubdate": "2018-01-10",
"solution": "There is no solution for this vulnerability at the moment.",
"title": "Command injection vulnerability",
"urls": [
"http://www.vapid.dhs.org/advisories/gyazo-1.0.0.html"
],
"uuid": "73da6e6e-54d3-4cd2-b3f4-2518c50b3933"
}
]
},
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"nodes": [
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"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:gyazo_project:gyazo:1.0.0:*:*:*:*:ruby:*:*",
"cpe_name": [],
"vulnerable": true
}
],
"operator": "OR"
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"description": {
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]
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"problemtype": {
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"references": {
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"name": "http://www.vapid.dhs.org/advisories/gyazo-1.0.0.html",
"refsource": "MISC",
"tags": [
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],
"url": "http://www.vapid.dhs.org/advisories/gyazo-1.0.0.html"
},
{
"name": "[oss-security] 20140717 Re: Vulnerability Report for Ruby Gem codders-dataset-1.3.2.1 (etc.)",
"refsource": "MLIST",
"tags": [
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],
"url": "http://www.openwall.com/lists/oss-security/2014/07/17/5"
},
{
"name": "[oss-security] 20140707 Vulnerability Report for Ruby Gem gyazo-1.0.0",
"refsource": "MLIST",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://www.openwall.com/lists/oss-security/2014/07/07/13"
}
]
}
},
"impact": {
"baseMetricV2": {
"cvssV2": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 2.1,
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"vectorString": "AV:L/AC:L/Au:N/C:N/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 3.9,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "LOW",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
"version": "3.0"
},
"exploitabilityScore": 1.8,
"impactScore": 3.6
}
},
"lastModifiedDate": "2018-01-30T14:47Z",
"publishedDate": "2018-01-10T18:29Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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