drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in Squid
Name: |
Mehrere Probleme in Squid |
|
ID: |
USN-4213-1 |
|
Distribution: |
Ubuntu |
|
Plattformen: |
Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 19.04, Ubuntu 19.10 |
|
Datum: |
Do, 5. Dezember 2019, 00:44 |
|
Referenzen: |
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-12526
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-12523
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18679
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18678
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18677
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-12854
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18676 |
|
Applikationen: |
Squid |
|
Originalnachricht |
This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --===============3381142509116491863== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="D3kw77yzn5mxXLakwnQ7CvYki2qCnmjxU"
This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --D3kw77yzn5mxXLakwnQ7CvYki2qCnmjxU Content-Type: multipart/mixed; boundary="jnjYzxQIXYIutpkduoDGnM407evkXIzV8"
--jnjYzxQIXYIutpkduoDGnM407evkXIzV8 Content-Type: text/plain; charset=utf-8 Content-Language: en-C Content-Transfer-Encoding: quoted-printable
========================================================================== Ubuntu Security Notice USN-4213-1 December 04, 2019
squid, squid3 vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 19.10 - Ubuntu 19.04 - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS
Summary:
Several security issues were fixed in Squid.
Software Description: - squid: Web proxy cache server - squid3: Web proxy cache server
Details:
Jeriko One and Kristoffer Danielsson discovered that Squid incorrectly handled certain URN requests. A remote attacker could possibly use this issue to bypass access checks and access restricted servers. This issue was only addressed in Ubuntu 19.04 and Ubuntu 19.10. (CVE-2019-12523)
Jeriko One discovered that Squid incorrectly handed URN responses. A remote attacker could use this issue to cause Squid to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2019-12526)
Alex Rousskov discovered that Squid incorrectly handled certain strings. A remote attacker could possibly use this issue to cause Squid to crash, resulting in a denial of service. This issue only affected Ubuntu 19.04. (CVE-2019-12854)
Jeriko One and Kristoffer Danielsson discovered that Squid incorrectly handled certain input. A remote attacker could use this issue to cause Squid to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue was only addressed in Ubuntu 19.04 and Ubuntu 19.10. (CVE-2019-18676)
Kristoffer Danielsson discovered that Squid incorrectly handled certain messages. This issue could result in traffic being redirected to origins it should not be delivered to. (CVE-2019-18677)
Régis Leroy discovered that Squid incorrectly handled certain HTTP request headers. A remote attacker could use this to smuggle HTTP requests and corrupt caches with arbitrary content. (CVE-2019-18678)
David Fifield discovered that Squid incorrectly handled HTTP Digest Authentication. A remote attacker could possibly use this issue to obtain pointer contents and bypass ASLR protections. (CVE-2019-18679)
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 19.10: squid 4.8-1ubuntu2.1
Ubuntu 19.04: squid 4.4-1ubuntu2.3
Ubuntu 18.04 LTS: squid3 3.5.27-1ubuntu1.4
Ubuntu 16.04 LTS: squid3 3.5.12-1ubuntu7.9
In general, a standard system update will make all the necessary changes.
References: https://usn.ubuntu.com/4213-1 CVE-2019-12523, CVE-2019-12526, CVE-2019-12854, CVE-2019-18676, CVE-2019-18677, CVE-2019-18678, CVE-2019-18679
Package Information: https://launchpad.net/ubuntu/+source/squid/4.8-1ubuntu2.1 https://launchpad.net/ubuntu/+source/squid/4.4-1ubuntu2.3 https://launchpad.net/ubuntu/+source/squid3/3.5.27-1ubuntu1.4 https://launchpad.net/ubuntu/+source/squid3/3.5.12-1ubuntu7.9
--jnjYzxQIXYIutpkduoDGnM407evkXIzV8--
--D3kw77yzn5mxXLakwnQ7CvYki2qCnmjxU Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc"
-----BEGIN PGP SIGNATURE-----
iQIzBAEBCgAdFiEEUMSg3c8x5FLOsZtRZWnYVadEvpMFAl3n+KEACgkQZWnYVadE vpNCRQ/+LtLtObmGWVmFogS9HhIY3K2XwGd+jWZUyZ1AhiRBW9i8lT95KhpBkKqt xIL1QReOtW/v4Jd0dvNhwKj+xsg9u7Aet6puWLFJeQMol+xqo/+SUjKOU/2sqeUy aWupFUZCatz7nRNa6Ew4mUSF+igEFkqA4F/GLOyFCZPYW4Eu3BSbcAaeKSz8s0kR 5XFS3SUfUF8Y9qC8WEouqQC5LoxnjObmzsbHZLk+GNMcj0O1nwq9QspbT6cJBGpT AmyvIWttbrKeSB2IXFSuqSfcj4qEJo+as2EaS1wyc59I0KFwCpOBdvQawJmVWzuL 1ApcX2VRBpHdBYdHp13vC4rYJCTWx/Gtl+S1F1s4zXUwrcPK5zB9wXtBRsWKUqYh EZPjkwk8U6zqP9/ebOmWpWCYbyHJVpzZzuAs5DGO76xlsiBjivFEa18ExToIJfXX 2IEVwFxkRNgCNjzrGweW7wOT+Xuae+48bB6jZG6sgaU/ju+HdSoLyek1mpr5v7Wd 4R6t0hR9/3n+AOTcfuFS80LtyQadDOZ1Hgyjqi/GAGcl2iVvwYxVqo6PSxK7pGti 96A6Rg+HCS8DPPiOAaYSt+p1BPmQM/emczYwE2d6RKpWTqoH9h1wLr/4EhpjiXuF jquUuAq+ZlKxS33CzTSQQr5K9kcaDgcME47aWctIgO7rjUlVAjk= =JY37 -----END PGP SIGNATURE-----
--D3kw77yzn5mxXLakwnQ7CvYki2qCnmjxU--
--===============3381142509116491863== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline
LS0gCnVidW50dS1zZWN1cml0eS1hbm5vdW5jZSBtYWlsaW5nIGxpc3QKdWJ1bnR1LXNlY3VyaXR5 LWFubm91bmNlQGxpc3RzLnVidW50dS5jb20KTW9kaWZ5IHNldHRpbmdzIG9yIHVuc3Vic2NyaWJl IGF0OiBodHRwczovL2xpc3RzLnVidW50dS5jb20vbWFpbG1hbi9saXN0aW5mby91YnVudHUtc2Vj dXJpdHktYW5ub3VuY2UK
--===============3381142509116491863==--
|
|
|
|