USN-5250-2
- Source
- https://ubuntu.com/security/notices/USN-5250-2
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5250-2.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/USN-5250-2
- Upstream
- Related
- Published
- 2022-01-24T19:07:24.291239Z
- Modified
- 2025-10-13T04:35:44Z
- Summary
- strongswan vulnerability
- Details
-
USN-5250-1 fixed a vulnerability in strongSwan. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.
Original advisory details:
Zhuowei Zhang discovered that stringSwan incorrectly handled EAP authentication. A remote attacker could use this issue to cause strongSwan to crash, resulting in a denial of service, or possibly bypass client and server authentication.
- References
Affected packages
Ubuntu:Pro:14.04:LTS / strongswan
Package
- Name
- strongswan
- Purl
- pkg:deb/ubuntu/strongswan@5.1.2-0ubuntu2.11+esm2?arch=source&distro=trusty/esm
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed5.1.2-0ubuntu2.11+esm2
Affected versions
4.*
4.6.4-9
5.*
5.1.0-2
5.1.0-3
5.1.1-0ubuntu1
5.1.1-0ubuntu2
5.1.1-0ubuntu3
5.1.1-0ubuntu4
5.1.1-0ubuntu5
5.1.1-0ubuntu7
5.1.1-0ubuntu14
5.1.1-0ubuntu17
5.1.2~dr3+git20130120-0ubuntu2
5.1.2~dr3+git20130120-0ubuntu3
5.1.2~rc1-0ubuntu3
5.1.2~rc1-0ubuntu4
5.1.2~rc2-0ubuntu2
5.1.2-0ubuntu1
5.1.2-0ubuntu2
5.1.2-0ubuntu2.2
5.1.2-0ubuntu2.3
5.1.2-0ubuntu2.4
5.1.2-0ubuntu2.5
5.1.2-0ubuntu2.6
5.1.2-0ubuntu2.7
5.1.2-0ubuntu2.8
5.1.2-0ubuntu2.10
5.1.2-0ubuntu2.11
5.1.2-0ubuntu2.11+esm1
Ecosystem specific
{
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{
"binary_name": "libstrongswan",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-ike",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-ikev1",
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},
{
"binary_name": "strongswan-ikev2",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-nm",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-af-alg",
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},
{
"binary_name": "strongswan-plugin-agent",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-attr-sql",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-certexpire",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-coupling",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-curl",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-dhcp",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-dnscert",
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},
{
"binary_name": "strongswan-plugin-dnskey",
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{
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},
{
"binary_name": "strongswan-plugin-eap-aka",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-eap-aka-3gpp2",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-eap-dynamic",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-eap-gtc",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-eap-md5",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-eap-mschapv2",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-eap-peap",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-eap-radius",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-eap-sim",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-eap-sim-file",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-eap-sim-pcsc",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-eap-simaka-pseudonym",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-eap-simaka-reauth",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-eap-simaka-sql",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-eap-tls",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-eap-tnc",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-eap-ttls",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-error-notify",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-farp",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-fips-prf",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-gcrypt",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-gmp",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-ipseckey",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-kernel-libipsec",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-ldap",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-led",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-load-tester",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-lookip",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-mysql",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-ntru",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-openssl",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-pgp",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-pkcs11",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-pubkey",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-radattr",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-soup",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-sql",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-sqlite",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-sshkey",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-systime-fix",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-unbound",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-unity",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-whitelist",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-xauth-eap",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-xauth-generic",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-xauth-noauth",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-plugin-xauth-pam",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-pt-tls-client",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-starter",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-tnc-base",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-tnc-client",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-tnc-ifmap",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-tnc-pdp",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
},
{
"binary_name": "strongswan-tnc-server",
"binary_version": "5.1.2-0ubuntu2.11+esm2"
}
],
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}
Database specific
cves_map
{
"cves": [
{
"id": "CVE-2021-45079",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "high",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:14.04:LTS"
}
source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5250-2.json"
Ubuntu:Pro:16.04:LTS / strongswan
Package
- Name
- strongswan
- Purl
- pkg:deb/ubuntu/strongswan@5.3.5-1ubuntu3.8+esm2?arch=source&distro=esm-infra/xenial
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed5.3.5-1ubuntu3.8+esm2
Affected versions
5.*
5.1.2-0ubuntu6
5.1.2-0ubuntu7
5.1.2-0ubuntu8
5.3.5-1ubuntu1
5.3.5-1ubuntu2
5.3.5-1ubuntu3
5.3.5-1ubuntu3.1
5.3.5-1ubuntu3.2
5.3.5-1ubuntu3.3
5.3.5-1ubuntu3.4
5.3.5-1ubuntu3.5
5.3.5-1ubuntu3.7
5.3.5-1ubuntu3.8
5.3.5-1ubuntu3.8+esm1
Ecosystem specific
{
"binaries": [
{
"binary_name": "charon-cmd",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "libcharon-extra-plugins",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "libstrongswan",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "libstrongswan-extra-plugins",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "libstrongswan-standard-plugins",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-charon",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-ike",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-ikev1",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-ikev2",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-libcharon",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-nm",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-af-alg",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-agent",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-attr-sql",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-certexpire",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-coupling",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-curl",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-dhcp",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-dnscert",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-dnskey",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-duplicheck",
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},
{
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"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
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"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
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"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-eap-gtc",
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{
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{
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},
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{
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{
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{
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{
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"binary_version": "5.3.5-1ubuntu3.8+esm2"
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{
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"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
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},
{
"binary_name": "strongswan-plugin-ipseckey",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-kernel-libipsec",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-ldap",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-led",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-load-tester",
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},
{
"binary_name": "strongswan-plugin-lookip",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-mysql",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-ntru",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-openssl",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-pgp",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-pkcs11",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-pubkey",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-radattr",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-soup",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-sql",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-sqlite",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-sshkey",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-systime-fix",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-unbound",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-unity",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-whitelist",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
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"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-xauth-generic",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-xauth-noauth",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-plugin-xauth-pam",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-starter",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-tnc-base",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-tnc-client",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-tnc-ifmap",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-tnc-pdp",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
},
{
"binary_name": "strongswan-tnc-server",
"binary_version": "5.3.5-1ubuntu3.8+esm2"
}
],
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}
Database specific
cves_map
{
"cves": [
{
"id": "CVE-2021-45079",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "high",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:16.04:LTS"
}
source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5250-2.json"