Critical
Security advisory
Puppet Server before 2.3.2 and Ruby puppetmaster in Puppet 4.x before 4.4.2 and in Puppet Agent before 1.4.2 might allow remote attackers to bypass intended auth.conf access restrictions by leveraging incorrect URL decoding.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2016-2785
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 08:24 UTC · Revision 1
Source evidence
Puppet Server before 2.3.2 and Ruby puppetmaster in Puppet 4.x before 4.4.2 and in Puppet Agent before 1.4.2 might allow remote attackers to bypass intended auth.conf access restrictions by leveraging incorrect URL decoding.
osv:CVE-2016-2785
Complete source record
{
"id": "1689115480b8f68e7efd0dce44234d2140e21aa71489a6485c9d09e384fa2214",
"url": "https://osv.dev/vulnerability/CVE-2016-2785",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2016-2785",
"summary": "Puppet Server before 2.3.2 and Ruby puppetmaster in Puppet 4.x before 4.4.2 and in Puppet Agent before 1.4.2 might allow remote attackers to bypass intended auth.conf access restrictions by leveraging incorrect URL decoding.",
"evidence": "osv:CVE-2016-2785",
"products": [],
"severity": "critical",
"structured": {
"id": "CVE-2016-2785",
"aliases": [
"CVE-2016-2785",
"GHSA-pqj5-7r86-64fv"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/puppetlabs/puppet",
"type": "GIT",
"events": [
{
"introduced": "75c303d554628a988ac0b361582a9c974d4475e8"
},
{
"last_affected": "37d1d457b38d29c39c689ddd484285c7821a7194"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:puppet:puppet:4.0.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.0.0"
},
{
"last_affected": "4.0.0"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet:4.0.0:rc1:*:*:*:*:*:*",
"range": [
{
"introduced": "4.0.0-rc1"
},
{
"last_affected": "4.0.0-rc1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet:4.0.0:rc2:*:*:*:*:*:*",
"range": [
{
"introduced": "4.0.0-rc2"
},
{
"last_affected": "4.0.0-rc2"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet:4.0.0:rc3:*:*:*:*:*:*",
"range": [
{
"introduced": "4.0.0-rc3"
},
{
"last_affected": "4.0.0-rc3"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet:4.1.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.1.0"
},
{
"last_affected": "4.1.0"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet:4.2.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.2.0"
},
{
"last_affected": "4.2.0"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet:4.2.1:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.2.1"
},
{
"last_affected": "4.2.1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet:4.2.2:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.2.2"
},
{
"last_affected": "4.2.2"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet:4.2.3:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.2.3"
},
{
"last_affected": "4.2.3"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet:4.3.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.3.0"
},
{
"last_affected": "4.3.0"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet:4.3.1:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.3.1"
},
{
"last_affected": "4.3.1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet:4.3.2:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.3.2"
},
{
"last_affected": "4.3.2"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet:4.4.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.4.0"
},
{
"last_affected": "4.4.0"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet:4.4.1:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.4.1"
},
{
"last_affected": "4.4.1"
}
],
"source": "CPE_STRING"
}
]
}
}
],
"versions": [
"4.0.0",
"4.0.0-rc1",
"4.0.0-rc2",
"4.0.0-rc3",
"4.1.0",
"4.2.0",
"4.2.1",
"4.2.2",
"4.2.3",
"4.3.0",
"4.3.1",
"4.3.2",
"4.4.0",
"4.4.1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-2785.json"
}
},
{
"ranges": [
{
"repo": "https://github.com/puppetlabs/puppet-agent",
"type": "GIT",
"events": [
{
"introduced": "1fc76b7039d540aa0ccb6af199a1ccf046649e70"
},
{
"last_affected": "1fc76b7039d540aa0ccb6af199a1ccf046649e70"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:puppet:puppet_agent:1.4.1:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.4.1"
},
{
"last_affected": "1.4.1"
}
],
"source": "CPE_STRING"
}
]
}
}
],
"versions": [
"1.4.1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-2785.json"
}
},
{
"ranges": [
{
"repo": "https://github.com/puppetlabs/puppetlabs-puppet_agent",
"type": "GIT",
"events": [
{
"introduced": "459e3d2f29a785919bf89772ce3ffb6d66336a6e"
},
{
"last_affected": "459e3d2f29a785919bf89772ce3ffb6d66336a6e"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:puppet:puppet_agent:1.4.1:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.4.1"
},
{
"last_affected": "1.4.1"
}
],
"source": "CPE_STRING"
}
]
}
}
],
"versions": [
"1.4.1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-2785.json"
}
},
{
"ranges": [
{
"repo": "https://github.com/puppetlabs/puppetserver",
"type": "GIT",
"events": [
{
"introduced": "612d532124560881e63aa35a0f56b50a67f06e82"
},
{
"last_affected": "0b8199d9f35d5c17c241bad7d3f0c34d7b929270"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:puppet:puppet_server:2.0.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.0.0"
},
{
"last_affected": "2.0.0"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet_server:2.1.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.1.0"
},
{
"last_affected": "2.1.0"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet_server:2.1.1:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.1.1"
},
{
"last_affected": "2.1.1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet_server:2.1.2:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.1.2"
},
{
"last_affected": "2.1.2"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet_server:2.2.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.2.0"
},
{
"last_affected": "2.2.0"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet_server:2.3.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.3.0"
},
{
"last_affected": "2.3.0"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:puppet:puppet_server:2.3.1:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.3.1"
},
{
"last_affected": "2.3.1"
}
],
"source": "CPE_STRING"
}
]
}
}
],
"versions": [
"2.0.0",
"2.1.0",
"2.1.1",
"2.1.2",
"2.2.0",
"2.3.0",
"2.3.1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-2785.json"
}
}
],
"modified": "2026-10-24T10:46:01.755273176Z",
"provider": "osv",
"references": [
"https://github.com/puppetlabs/puppet/pull/4921/commits/8d2ce797db265720f0a20d1d46ee2757b4e4f6b2",
"https://puppet.com/security/cve/cve-2016-2785",
"https://security.gentoo.org/glsa/201606-02"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:a:puppet:puppet:4.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:puppet:puppet:4.0.0:rc1:*:*:*:*:*:*",
"cpe:2.3:a:puppet:puppet:4.0.0:rc2:*:*:*:*:*:*",
"cpe:2.3:a:puppet:puppet:4.0.0:rc3:*:*:*:*:*:*",
"cpe:2.3:a:puppet:puppet:4.1.0:*:*:*:*:*:*:*",
"cpe:2.3:a:puppet:puppet:4.2.0:*:*:*:*:*:*:*",
"cpe:2.3:a:puppet:puppet:4.2.1:*:*:*:*:*:*:*",
"cpe:2.3:a:puppet:puppet:4.2.2:*:*:*:*:*:*:*",
"cpe:2.3:a:puppet:puppet:4.2.3:*:*:*:*:*:*:*",
"cpe:2.3:a:puppet:puppet:4.3.0:*:*:*:*:*:*:*",
"cpe:2.3:a:puppet:puppet:4.3.1:*:*:*:*:*:*:*",
"cpe:2.3:a:puppet:puppet:4.3.2:*:*:*:*:*:*:*",
"cpe:2.3:a:puppet:puppet:4.4.0:*:*:*:*:*:*:*",
"cpe:2.3:a:puppet:puppet:4.4.1:*:*:*:*:*:*:*"
],
"vendor_product": "puppet:puppet",
"extracted_events": [
{
"range": [
{
"introduced": "4.0.0"
},
{
"last_affected": "4.0.0"
},
{
"introduced": "4.0.0-rc1"
},
{
"last_affected": "4.0.0-rc1"
},
{
"introduced": "4.0.0-rc2"
},
{
"last_affected": "4.0.0-rc2"
},
{
"introduced": "4.0.0-rc3"
},
{
"last_affected": "4.0.0-rc3"
},
{
"introduced": "4.1.0"
},
{
"last_affected": "4.1.0"
},
{
"introduced": "4.2.0"
},
{
"last_affected": "4.2.0"
},
{
"introduced": "4.2.1"
},
{
"last_affected": "4.2.1"
},
{
"introduced": "4.2.2"
},
{
"last_affected": "4.2.2"
},
{
"introduced": "4.2.3"
},
{
"last_affected": "4.2.3"
},
{
"introduced": "4.3.0"
},
{
"last_affected": "4.3.0"
},
{
"introduced": "4.3.1"
},
{
"last_affected": "4.3.1"
},
{
"introduced": "4.3.2"
},
{
"last_affected": "4.3.2"
},
{
"introduced": "4.4.0"
},
{
"last_affected": "4.4.0"
},
{
"introduced": "4.4.1"
},
{
"last_affected": "4.4.1"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2016-2785",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 441155,
"published_at": "2016-06-10T15:59:00.14+00:00"
}