ubuntu-cve-2021-27919
Vulnerability from osv_ubuntu
Published
2021-03-11 00:15
Modified
2025-10-24 04:50
Summary
Details
archive/zip in Go 1.16.x before 1.16.1 allows attackers to cause a denial of service (panic) upon attempted use of the Reader.Open API for a ZIP archive in which ../ occurs at the beginning of any filename.
Severity
5.5 (Medium)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "golang-1.10",
"binary_version": "1.10.4-2ubuntu1~14.04.1"
},
{
"binary_name": "golang-1.10-go",
"binary_version": "1.10.4-2ubuntu1~14.04.1"
},
{
"binary_name": "golang-1.10-src",
"binary_version": "1.10.4-2ubuntu1~14.04.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:14.04:LTS",
"name": "golang-1.10",
"purl": "pkg:deb/ubuntu/golang-1.10@1.10.4-2ubuntu1~14.04.1?arch=source\u0026distro=trusty"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.10.4-2ubuntu1~14.04.1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "golang-1.10",
"binary_version": "1.10.4-2ubuntu1~16.04.2"
},
{
"binary_name": "golang-1.10-go",
"binary_version": "1.10.4-2ubuntu1~16.04.2"
},
{
"binary_name": "golang-1.10-src",
"binary_version": "1.10.4-2ubuntu1~16.04.2"
}
]
},
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
"name": "golang-1.10",
"purl": "pkg:deb/ubuntu/golang-1.10@1.10.4-2ubuntu1~16.04.2?arch=source\u0026distro=xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.10.4-2ubuntu1~16.04.1",
"1.10.4-2ubuntu1~16.04.2"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "golang-1.6",
"binary_version": "1.6.2-0ubuntu5~16.04.4"
},
{
"binary_name": "golang-1.6-go",
"binary_version": "1.6.2-0ubuntu5~16.04.4"
},
{
"binary_name": "golang-1.6-src",
"binary_version": "1.6.2-0ubuntu5~16.04.4"
}
]
},
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
"name": "golang-1.6",
"purl": "pkg:deb/ubuntu/golang-1.6@1.6.2-0ubuntu5~16.04.4?arch=source\u0026distro=xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.6-0ubuntu1",
"1.6-0ubuntu2",
"1.6-0ubuntu3",
"1.6-0ubuntu4",
"1.6-0ubuntu5",
"1.6.1-0ubuntu1",
"1.6.2-0ubuntu5~16.04",
"1.6.2-0ubuntu5~16.04.2",
"1.6.2-0ubuntu5~16.04.3",
"1.6.2-0ubuntu5~16.04.4"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "golang-1.13",
"binary_version": "1.13.8-1ubuntu1~16.04.3+esm3"
},
{
"binary_name": "golang-1.13-go",
"binary_version": "1.13.8-1ubuntu1~16.04.3+esm3"
},
{
"binary_name": "golang-1.13-src",
"binary_version": "1.13.8-1ubuntu1~16.04.3+esm3"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "golang-1.13",
"purl": "pkg:deb/ubuntu/golang-1.13@1.13.8-1ubuntu1~16.04.3+esm3?arch=source\u0026distro=esm-apps/xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.13.8-1ubuntu1~16.04.2",
"1.13.8-1ubuntu1~16.04.3",
"1.13.8-1ubuntu1~16.04.3+esm2",
"1.13.8-1ubuntu1~16.04.3+esm3"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "golang-1.10",
"binary_version": "1.10.4-2ubuntu1~18.04.2"
},
{
"binary_name": "golang-1.10-go",
"binary_version": "1.10.4-2ubuntu1~18.04.2"
},
{
"binary_name": "golang-1.10-src",
"binary_version": "1.10.4-2ubuntu1~18.04.2"
}
]
},
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "golang-1.10",
"purl": "pkg:deb/ubuntu/golang-1.10@1.10.4-2ubuntu1~18.04.2?arch=source\u0026distro=bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.10~rc1-1",
"1.10~rc1-1ubuntu1",
"1.10~rc1-2ubuntu1",
"1.10~rc2-1ubuntu1",
"1.10-1ubuntu1",
"1.10.1-1ubuntu2",
"1.10.4-2ubuntu1~18.04.1",
"1.10.4-2ubuntu1~18.04.2"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "golang-1.13",
"binary_version": "1.13.8-1ubuntu1~18.04.4+esm1"
},
{
"binary_name": "golang-1.13-go",
"binary_version": "1.13.8-1ubuntu1~18.04.4+esm1"
},
{
"binary_name": "golang-1.13-src",
"binary_version": "1.13.8-1ubuntu1~18.04.4+esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:18.04:LTS",
"name": "golang-1.13",
"purl": "pkg:deb/ubuntu/golang-1.13@1.13.8-1ubuntu1~18.04.4+esm1?arch=source\u0026distro=esm-apps/bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.13.8-1ubuntu1~18.04.2",
"1.13.8-1ubuntu1~18.04.3",
"1.13.8-1ubuntu1~18.04.4",
"1.13.8-1ubuntu1~18.04.4+esm1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "golang-1.8",
"binary_version": "1.8.3-2ubuntu1.18.04.1"
},
{
"binary_name": "golang-1.8-go",
"binary_version": "1.8.3-2ubuntu1.18.04.1"
},
{
"binary_name": "golang-1.8-go-shared-dev",
"binary_version": "1.8.3-2ubuntu1.18.04.1"
},
{
"binary_name": "golang-1.8-src",
"binary_version": "1.8.3-2ubuntu1.18.04.1"
},
{
"binary_name": "libgolang-1.8-std1",
"binary_version": "1.8.3-2ubuntu1.18.04.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "golang-1.8",
"purl": "pkg:deb/ubuntu/golang-1.8@1.8.3-2ubuntu1.18.04.1?arch=source\u0026distro=bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.8.3-2ubuntu1",
"1.8.3-2ubuntu1.18.04.1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "golang-1.9",
"binary_version": "1.9.4-1ubuntu1"
},
{
"binary_name": "golang-1.9-go",
"binary_version": "1.9.4-1ubuntu1"
},
{
"binary_name": "golang-1.9-src",
"binary_version": "1.9.4-1ubuntu1"
}
]
},
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "golang-1.9",
"purl": "pkg:deb/ubuntu/golang-1.9@1.9.4-1ubuntu1?arch=source\u0026distro=bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.9.1-2ubuntu1",
"1.9.2-1ubuntu1",
"1.9.2-3ubuntu1",
"1.9.3-1ubuntu1",
"1.9.4-1ubuntu1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "golang-1.13",
"binary_version": "1.13.8-1ubuntu1.2"
},
{
"binary_name": "golang-1.13-go",
"binary_version": "1.13.8-1ubuntu1.2"
},
{
"binary_name": "golang-1.13-src",
"binary_version": "1.13.8-1ubuntu1.2"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "golang-1.13",
"purl": "pkg:deb/ubuntu/golang-1.13@1.13.8-1ubuntu1.2?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.13.1-1ubuntu1",
"1.13.3-1ubuntu1",
"1.13.4-1ubuntu1",
"1.13.5-1ubuntu1",
"1.13.6-1ubuntu1",
"1.13.6-2ubuntu1",
"1.13.7-1ubuntu1",
"1.13.8-1ubuntu1",
"1.13.8-1ubuntu1.1",
"1.13.8-1ubuntu1.2"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "golang-1.14",
"binary_version": "1.14.3-2ubuntu2~20.04.2"
},
{
"binary_name": "golang-1.14-go",
"binary_version": "1.14.3-2ubuntu2~20.04.2"
},
{
"binary_name": "golang-1.14-src",
"binary_version": "1.14.3-2ubuntu2~20.04.2"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "golang-1.14",
"purl": "pkg:deb/ubuntu/golang-1.14@1.14.3-2ubuntu2~20.04.2?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.14~beta1-1",
"1.14~beta1-2",
"1.14~rc1-1",
"1.14-1",
"1.14.1-1",
"1.14.2-1",
"1.14.2-1ubuntu1",
"1.14.3-2ubuntu2~20.04.1",
"1.14.3-2ubuntu2~20.04.2"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "golang-1.13",
"binary_version": "1.13.8-1ubuntu2.22.04.2"
},
{
"binary_name": "golang-1.13-go",
"binary_version": "1.13.8-1ubuntu2.22.04.2"
},
{
"binary_name": "golang-1.13-src",
"binary_version": "1.13.8-1ubuntu2.22.04.2"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:22.04:LTS",
"name": "golang-1.13",
"purl": "pkg:deb/ubuntu/golang-1.13@1.13.8-1ubuntu2.22.04.2?arch=source\u0026distro=esm-apps/jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.13.8-1ubuntu2",
"1.13.8-1ubuntu2.22.04.1",
"1.13.8-1ubuntu2.22.04.1+esm1",
"1.13.8-1ubuntu2.22.04.2"
]
}
],
"aliases": [],
"details": "archive/zip in Go 1.16.x before 1.16.1 allows attackers to cause a denial of service (panic) upon attempted use of the Reader.Open API for a ZIP archive in which ../ occurs at the beginning of any filename.",
"id": "UBUNTU-CVE-2021-27919",
"modified": "2025-10-24T04:50:12Z",
"published": "2021-03-11T00:15:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2021-27919"
},
{
"type": "REPORT",
"url": "https://groups.google.com/g/golang-announce/c/MfiLYjG-RAw"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-27919"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2021-27919"
]
}
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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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