USN-4602-1
- Source
- https://ubuntu.com/security/notices/USN-4602-1
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4602-1.json
- JSON Data
- https://api.osv.dev/v1/vulns/USN-4602-1
- Upstream
- Related
- Published
- 2020-10-26T11:11:53.128235Z
- Modified
- 2025-10-13T04:35:16Z
- Summary
- perl vulnerabilities
- Details
-
ManhND discovered that Perl incorrectly handled certain regular expressions. In environments where untrusted regular expressions are evaluated, a remote attacker could possibly use this issue to cause Perl to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2020-10543)
Hugo van der Sanden and Slaven Rezic discovered that Perl incorrectly handled certain regular expressions. In environments where untrusted regular expressions are evaluated, a remote attacker could possibly use this issue to cause Perl to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2020-10878)
Sergey Aleynikov discovered that Perl incorrectly handled certain regular expressions. In environments where untrusted regular expressions are evaluated, a remote attacker could possibly use this issue to cause Perl to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2020-12723)
- References
Affected packages
Ubuntu:16.04:LTS / perl
Package
- Name
- perl
- Purl
- pkg:deb/ubuntu/perl@5.22.1-9ubuntu0.9?arch=source&distro=xenial
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed5.22.1-9ubuntu0.9
Affected versions
5.*
5.20.2-6
5.22.1-3
5.22.1-4
5.22.1-5
5.22.1-7
5.22.1-8
5.22.1-9
5.22.1-9ubuntu0.2
5.22.1-9ubuntu0.3
5.22.1-9ubuntu0.5
5.22.1-9ubuntu0.6
Ecosystem specific
{
"binaries": [
{
"binary_version": "5.22.1-9ubuntu0.9",
"binary_name": "libperl-dev"
},
{
"binary_version": "5.22.1-9ubuntu0.9",
"binary_name": "libperl5.22"
},
{
"binary_version": "5.22.1-9ubuntu0.9",
"binary_name": "perl"
},
{
"binary_version": "5.22.1-9ubuntu0.9",
"binary_name": "perl-base"
},
{
"binary_version": "5.22.1-9ubuntu0.9",
"binary_name": "perl-debug"
},
{
"binary_version": "5.22.1-9ubuntu0.9",
"binary_name": "perl-modules-5.22"
}
],
"availability": "No subscription required"
}
Database specific
{
"cves_map": {
"cves": [
{
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H",
"type": "CVSS_V3"
},
{
"score": "low",
"type": "Ubuntu"
}
],
"id": "CVE-2020-10543"
},
{
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H",
"type": "CVSS_V3"
},
{
"score": "low",
"type": "Ubuntu"
}
],
"id": "CVE-2020-10878"
},
{
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "low",
"type": "Ubuntu"
}
],
"id": "CVE-2020-12723"
}
],
"ecosystem": "Ubuntu:16.04:LTS"
}
}
Ubuntu:18.04:LTS / perl
Package
- Name
- perl
- Purl
- pkg:deb/ubuntu/perl@5.26.1-6ubuntu0.5?arch=source&distro=bionic
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed5.26.1-6ubuntu0.5
Affected versions
5.*
5.26.0-8ubuntu1
5.26.1-2ubuntu1
5.26.1-3
5.26.1-4
5.26.1-4build1
5.26.1-5
5.26.1-6
5.26.1-6ubuntu0.1
5.26.1-6ubuntu0.2
5.26.1-6ubuntu0.3
Ecosystem specific
{
"binaries": [
{
"binary_version": "5.26.1-6ubuntu0.5",
"binary_name": "libperl-dev"
},
{
"binary_version": "5.26.1-6ubuntu0.5",
"binary_name": "libperl5.26"
},
{
"binary_version": "5.26.1-6ubuntu0.5",
"binary_name": "perl"
},
{
"binary_version": "5.26.1-6ubuntu0.5",
"binary_name": "perl-base"
},
{
"binary_version": "5.26.1-6ubuntu0.5",
"binary_name": "perl-debug"
},
{
"binary_version": "5.26.1-6ubuntu0.5",
"binary_name": "perl-modules-5.26"
}
],
"availability": "No subscription required"
}
Database specific
{
"cves_map": {
"cves": [
{
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H",
"type": "CVSS_V3"
},
{
"score": "low",
"type": "Ubuntu"
}
],
"id": "CVE-2020-10543"
},
{
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H",
"type": "CVSS_V3"
},
{
"score": "low",
"type": "Ubuntu"
}
],
"id": "CVE-2020-10878"
},
{
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "low",
"type": "Ubuntu"
}
],
"id": "CVE-2020-12723"
}
],
"ecosystem": "Ubuntu:18.04:LTS"
}
}
Ubuntu:20.04:LTS / perl
Package
- Name
- perl
- Purl
- pkg:deb/ubuntu/perl@5.30.0-9ubuntu0.2?arch=source&distro=focal
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed5.30.0-9ubuntu0.2
Ecosystem specific
{
"binaries": [
{
"binary_version": "5.30.0-9ubuntu0.2",
"binary_name": "libperl-dev"
},
{
"binary_version": "5.30.0-9ubuntu0.2",
"binary_name": "libperl5.30"
},
{
"binary_version": "5.30.0-9ubuntu0.2",
"binary_name": "perl"
},
{
"binary_version": "5.30.0-9ubuntu0.2",
"binary_name": "perl-base"
},
{
"binary_version": "5.30.0-9ubuntu0.2",
"binary_name": "perl-debug"
},
{
"binary_version": "5.30.0-9ubuntu0.2",
"binary_name": "perl-modules-5.30"
}
],
"availability": "No subscription required"
}
Database specific
{
"cves_map": {
"cves": [
{
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H",
"type": "CVSS_V3"
},
{
"score": "low",
"type": "Ubuntu"
}
],
"id": "CVE-2020-10543"
},
{
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H",
"type": "CVSS_V3"
},
{
"score": "low",
"type": "Ubuntu"
}
],
"id": "CVE-2020-10878"
},
{
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "low",
"type": "Ubuntu"
}
],
"id": "CVE-2020-12723"
}
],
"ecosystem": "Ubuntu:20.04:LTS"
}
}