Denial of Service in OpenLDAP
ID: | USN-4352-1 |
Distribution: | Ubuntu |
Plattformen: | Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 19.10, Ubuntu 20.04 LTS |
Datum: | Mi, 6. Mai 2020, 19:02 |
Referenzen: | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12243 |
Applikationen: | OpenLDAP |
Originalnachricht |
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This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --===============0201918001028699795== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="TPWiFEz0UHme1Kww6hdDiaHDOWU6vtQuc" This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --TPWiFEz0UHme1Kww6hdDiaHDOWU6vtQuc Content-Type: multipart/mixed; boundary="V5rZSEBLVjpsrFu2sGY7W97SCzEuwgpTX" --V5rZSEBLVjpsrFu2sGY7W97SCzEuwgpTX Content-Type: text/plain; charset=utf-8 Content-Language: en-C Content-Transfer-Encoding: quoted-printable ========================================================================== Ubuntu Security Notice USN-4352-1 May 06, 2020 openldap vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 20.04 LTS - Ubuntu 19.10 - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS Summary: OpenLDAP could be made to crash if it received specially crafted network traffic. Software Description: - openldap: Lightweight Directory Access Protocol Details: It was discovered that OpenLDAP incorrectly handled certain queries. A remote attacker could possibly use this issue to cause OpenLDAP to consume resources, resulting in a denial of service. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS: slapd 2.4.49+dfsg-2ubuntu1.2 Ubuntu 19.10: slapd 2.4.48+dfsg-1ubuntu1.1 Ubuntu 18.04 LTS: slapd 2.4.45+dfsg-1ubuntu1.5 Ubuntu 16.04 LTS: slapd 2.4.42+dfsg-2ubuntu3.8 In general, a standard system update will make all the necessary changes. References: https://usn.ubuntu.com/4352-1 CVE-2020-12243 Package Information: https://launchpad.net/ubuntu/+source/openldap/2.4.49+dfsg-2ubuntu1.2 https://launchpad.net/ubuntu/+source/openldap/2.4.48+dfsg-1ubuntu1.1 https://launchpad.net/ubuntu/+source/openldap/2.4.45+dfsg-1ubuntu1.5 https://launchpad.net/ubuntu/+source/openldap/2.4.42+dfsg-2ubuntu3.8 --V5rZSEBLVjpsrFu2sGY7W97SCzEuwgpTX-- --TPWiFEz0UHme1Kww6hdDiaHDOWU6vtQuc Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEEUMSg3c8x5FLOsZtRZWnYVadEvpMFAl6y6t4ACgkQZWnYVadE vpP7Mw//dUrCjiSe/n1OniPVVy6RSVRzPDBLF/OOLT+0aYPIcd2JKK7ybyqINRpU hR0pvTYa6NeBQipFwDccDMhasvil0xcanPqdkYF/1npSqKcr1Cldt8DOFtyb82YX rQ4jP+43OSoUu+V9h9nY8j2Z4SrrNRgE7+pRkGAYxtho6VM3uXcdMZk+5Z5iMJF/ qCVaMuwQXKus0Pz1Uy0LAHGq6MzgKWk4ps4f6sHK0h+4LPlE74tgrDwddw5tcIx8 c/YcpmAq6Sz3C7Xr5rFhuue8eVlqf4eJ6iVxmjf1BJ+CAajGZE13e19YQ0d/IN85 2ktjBoHIoIW71RQNeOiYNlaGknJ/1vgRGXQIKfpjijEM6vT0KKVGD/UUV2PU8eWU MKDeDO5EoM+mvwXYcth6mwoZJZL+7m4jpoSkaQoBGpWUWqdWUk4ensmwk+wMj7Ml cvUFAqqFlkC7RvGy2PZ2wcqB2CNCYsoQnlidFr6uZqhu0QsdMkdFjT6edt9DYMqB S8Nf8IRPLe3HVknRxlyAqwI4eF0a3FpnVMse7ueHJ91d4M3jvPxIZsIC1KUy5KFx LD/WLLU9mozUqWZxPzADI8spIbr+pa5sNia2SwJm1MtLhvY/Xym7keESg9qH7ZAT lC6vvg9sgRBVDMdZcjsVVpyuRa4gfb9osiec6VTysancK1Lr9mQ= =QFkv -----END PGP SIGNATURE----- --TPWiFEz0UHme1Kww6hdDiaHDOWU6vtQuc-- --===============0201918001028699795== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline LS0gCnVidW50dS1zZWN1cml0eS1hbm5vdW5jZSBtYWlsaW5nIGxpc3QKdWJ1bnR1LXNlY3VyaXR5 LWFubm91bmNlQGxpc3RzLnVidW50dS5jb20KTW9kaWZ5IHNldHRpbmdzIG9yIHVuc3Vic2NyaWJl IGF0OiBodHRwczovL2xpc3RzLnVidW50dS5jb20vbWFpbG1hbi9saXN0aW5mby91YnVudHUtc2Vj dXJpdHktYW5ub3VuY2UK --===============0201918001028699795==-- |