libwww-perl — security advisory
lwp-download in libwww-perl before 5.835 does not reject downloads to filenames that begin with a . (dot) character, which allows remote servers to create or overwrite files via (1) a 3xx redirect to a URL with a crafted filename or (2) a Content-Disposition header that suggests a crafted filename, and possibly execute arbitrary code as a consequence of writing to a dotfile in a home directory.
- Products
- libwww-perl
- Affected versions
- Not specified
- Fixed versions
- 5.835-1
- CVEs
- CVE-2010-2253
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 22:56 UTC · Revision 1
Source evidence
lwp-download in libwww-perl before 5.835 does not reject downloads to filenames that begin with a . (dot) character, which allows remote servers to create or overwrite files via (1) a 3xx redirect to a URL with a crafted filename or (2) a Content-Disposition header that suggests a crafted filename, and possibly execute arbitrary code as a consequence of writing to a dotfile in a home directory.
osv:DEBIAN-CVE-2010-2253
libwww-perl
Fixed versions: 5.835-1
libwww-perl
Fixed versions: 5.835-1
libwww-perl
Fixed versions: 5.835-1
Complete source record
{
"id": "957b3d95caf2fae0e7a44f1c97c647a9ed5cb3a1e315b71e4863331eac3d681a",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2010-2253",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2010-2253",
"summary": "lwp-download in libwww-perl before 5.835 does not reject downloads to filenames that begin with a . (dot) character, which allows remote servers to create or overwrite files via (1) a 3xx redirect to a URL with a crafted filename or (2) a Content-Disposition header that suggests a crafted filename, and possibly execute arbitrary code as a consequence of writing to a dotfile in a home directory.",
"evidence": "osv:DEBIAN-CVE-2010-2253",
"products": [
{
"name": {
"value": "libwww-perl",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.835-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libwww-perl",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.835-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libwww-perl",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.835-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "DEBIAN-CVE-2010-2253",
"aliases": [
"DEBIAN-CVE-2010-2253"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.835-1"
}
]
}
],
"package": {
"name": "libwww-perl",
"purl": "pkg:deb/debian/libwww-perl?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2010-2253.json"
},
"ecosystem_specific": {
"urgency": "low"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.835-1"
}
]
}
],
"package": {
"name": "libwww-perl",
"purl": "pkg:deb/debian/libwww-perl?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2010-2253.json"
},
"ecosystem_specific": {
"urgency": "low"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.835-1"
}
]
}
],
"package": {
"name": "libwww-perl",
"purl": "pkg:deb/debian/libwww-perl?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2010-2253.json"
},
"ecosystem_specific": {
"urgency": "low"
}
}
],
"modified": "2026-10-23T17:47:29.710792453Z",
"provider": "osv",
"upstream": [
"CVE-2010-2253"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2010-2253"
]
},
"related_cves": [
{
"value": "CVE-2010-2253",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 417238,
"published_at": "2010-07-06T17:17:13.36+00:00"
}