HighFix available
subversion — security advisory
Subversion's mod_authz_svn module will crash if the server is using in-repository authz rules with the AuthzSVNReposRelativeAccessFile option and a client sends a request for a non-existing repository URL. This can lead to disruption for users of the service. This issue was fixed in mod_dav_svn+mod_authz_svn servers 1.14.1 and mod_dav_svn+mod_authz_svn servers 1.10.7
- Products
- subversion
- Affected versions
- Not specified
- Fixed versions
- 1.12.2-r1, 1.12.2-r2, 1.13.0-r3, 1.14.1-r0
- CVEs
- CVE-2020-17525
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 12:05 UTC · Revision 1
Source evidence
Subversion's mod_authz_svn module will crash if the server is using in-repository authz rules with the AuthzSVNReposRelativeAccessFile option and a client sends a request for a non-existing repository URL. This can lead to disruption for users of the service. This issue was fixed in mod_dav_svn+mod_authz_svn servers 1.14.1 and mod_dav_svn+mod_authz_svn servers 1.10.7
osv:ALPINE-CVE-2020-17525
subversion
Fixed versions: 1.12.2-r1
subversion
Fixed versions: 1.12.2-r2
subversion
Fixed versions: 1.13.0-r3
subversion
Fixed versions: 1.14.1-r0
subversion
Fixed versions: 1.14.1-r0
subversion
Fixed versions: 1.14.1-r0
subversion
Fixed versions: 1.14.1-r0
subversion
Fixed versions: 1.14.1-r0
subversion
Fixed versions: 1.14.1-r0
subversion
Fixed versions: 1.14.1-r0
subversion
Fixed versions: 1.14.1-r0
subversion
Fixed versions: 1.14.1-r0
subversion
Fixed versions: 1.14.1-r0
subversion
Fixed versions: 1.14.1-r0
subversion
Fixed versions: 1.14.1-r0
Complete source record
{
"id": "0e48cef9ae509c33a2955e8fdac6a6ab538696c2778603860668d6f51a86f3dd",
"url": "https://osv.dev/vulnerability/ALPINE-CVE-2020-17525",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "ALPINE-CVE-2020-17525",
"summary": "Subversion's mod_authz_svn module will crash if the server is using in-repository authz rules with the AuthzSVNReposRelativeAccessFile option and a client sends a request for a non-existing repository URL. This can lead to disruption for users of the service. This issue was fixed in mod_dav_svn+mod_authz_svn servers 1.14.1 and mod_dav_svn+mod_authz_svn servers 1.10.7",
"evidence": "osv:ALPINE-CVE-2020-17525",
"products": [
{
"name": {
"value": "subversion",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.12.2-r1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "subversion",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.12.2-r2",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "subversion",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.13.0-r3",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "subversion",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.14.1-r0",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "subversion",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.14.1-r0",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "subversion",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.14.1-r0",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "subversion",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.14.1-r0",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "subversion",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.14.1-r0",
"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "subversion",
"evidence": "/affected/8/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.14.1-r0",
"evidence": "/affected/8/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "subversion",
"evidence": "/affected/9/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.14.1-r0",
"evidence": "/affected/9/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "subversion",
"evidence": "/affected/10/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.14.1-r0",
"evidence": "/affected/10/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "subversion",
"evidence": "/affected/11/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.14.1-r0",
"evidence": "/affected/11/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "subversion",
"evidence": "/affected/12/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.14.1-r0",
"evidence": "/affected/12/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "subversion",
"evidence": "/affected/13/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.14.1-r0",
"evidence": "/affected/13/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "subversion",
"evidence": "/affected/14/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.14.1-r0",
"evidence": "/affected/14/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "ALPINE-CVE-2020-17525",
"aliases": [
"ALPINE-CVE-2020-17525"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.9.0"
},
{
"fixed": "1.12.2-r1"
}
]
}
],
"package": {
"name": "subversion",
"purl": "pkg:apk/alpine/subversion?arch=source",
"ecosystem": "Alpine:v3.10"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-17525.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.9.0"
},
{
"fixed": "1.12.2-r2"
}
]
}
],
"package": {
"name": "subversion",
"purl": "pkg:apk/alpine/subversion?arch=source",
"ecosystem": "Alpine:v3.11"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-17525.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.9.0"
},
{
"fixed": "1.13.0-r3"
}
]
}
],
"package": {
"name": "subversion",
"purl": "pkg:apk/alpine/subversion?arch=source",
"ecosystem": "Alpine:v3.12"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-17525.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.9.0"
},
{
"fixed": "1.14.1-r0"
}
]
}
],
"package": {
"name": "subversion",
"purl": "pkg:apk/alpine/subversion?arch=source",
"ecosystem": "Alpine:v3.13"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-17525.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.9.0"
},
{
"fixed": "1.14.1-r0"
}
]
}
],
"package": {
"name": "subversion",
"purl": "pkg:apk/alpine/subversion?arch=source",
"ecosystem": "Alpine:v3.14"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-17525.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.9.0"
},
{
"fixed": "1.14.1-r0"
}
]
}
],
"package": {
"name": "subversion",
"purl": "pkg:apk/alpine/subversion?arch=source",
"ecosystem": "Alpine:v3.15"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-17525.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.9.0"
},
{
"fixed": "1.14.1-r0"
}
]
}
],
"package": {
"name": "subversion",
"purl": "pkg:apk/alpine/subversion?arch=source",
"ecosystem": "Alpine:v3.16"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-17525.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.9.0"
},
{
"fixed": "1.14.1-r0"
}
]
}
],
"package": {
"name": "subversion",
"purl": "pkg:apk/alpine/subversion?arch=source",
"ecosystem": "Alpine:v3.17"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-17525.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.9.0"
},
{
"fixed": "1.14.1-r0"
}
]
}
],
"package": {
"name": "subversion",
"purl": "pkg:apk/alpine/subversion?arch=source",
"ecosystem": "Alpine:v3.18"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-17525.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.9.0"
},
{
"fixed": "1.14.1-r0"
}
]
}
],
"package": {
"name": "subversion",
"purl": "pkg:apk/alpine/subversion?arch=source",
"ecosystem": "Alpine:v3.19"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-17525.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.9.0"
},
{
"fixed": "1.14.1-r0"
}
]
}
],
"package": {
"name": "subversion",
"purl": "pkg:apk/alpine/subversion?arch=source",
"ecosystem": "Alpine:v3.20"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-17525.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.9.0"
},
{
"fixed": "1.14.1-r0"
}
]
}
],
"package": {
"name": "subversion",
"purl": "pkg:apk/alpine/subversion?arch=source",
"ecosystem": "Alpine:v3.21"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-17525.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.9.0"
},
{
"fixed": "1.14.1-r0"
}
]
}
],
"package": {
"name": "subversion",
"purl": "pkg:apk/alpine/subversion?arch=source",
"ecosystem": "Alpine:v3.22"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-17525.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.9.0"
},
{
"fixed": "1.14.1-r0"
}
]
}
],
"package": {
"name": "subversion",
"purl": "pkg:apk/alpine/subversion?arch=source",
"ecosystem": "Alpine:v3.23"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-17525.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.9.0"
},
{
"fixed": "1.14.1-r0"
}
]
}
],
"package": {
"name": "subversion",
"purl": "pkg:apk/alpine/subversion?arch=source",
"ecosystem": "Alpine:v3.24"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-17525.json"
},
"ecosystem_specific": {}
}
],
"modified": "2026-10-26T11:17:55.144823433Z",
"provider": "osv",
"upstream": [
"CVE-2020-17525"
],
"references": [
"https://security.alpinelinux.org/vuln/CVE-2020-17525"
]
},
"related_cves": [
{
"value": "CVE-2020-17525",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 450492,
"published_at": "2021-03-17T10:15:11.873+00:00"
}