Denial of Service in dovecot
ID: | USN-3556-1 |
Distribution: | Ubuntu |
Plattformen: | Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 17.10 |
Datum: | Fr, 2. Februar 2018, 07:28 |
Referenzen: | http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-15132 |
Applikationen: | dovecot |
Originalnachricht |
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--===============3113399911646456757== Content-Type: multipart/signed; micalg="pgp-sha256"; protocol="application/pgp-signature"; boundary="=-rtzzioSaS+3VHC8vLbKG" --=-rtzzioSaS+3VHC8vLbKG Content-Type: text/plain; charset="UTF-8 Content-Transfer-Encoding: quoted-printable ========================================================================== Ubuntu Security Notice USN-3556-1 February 01, 2018 dovecot vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 17.10 - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS Summary: Dovecot could be made to crash if it received specially crafted input. Software Description: - dovecot: IMAP and POP3 email server Details: It was discovered that Dovecot incorrectly handled certain authentications. An attacker could possibly use this to cause a denial of service. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 17.10: dovecot-core 1:2.2.27-3ubuntu1.2 Ubuntu 16.04 LTS: dovecot-core 1:2.2.22-1ubuntu2.6 Ubuntu 14.04 LTS: dovecot-core 1:2.2.9-1ubuntu2.3 In general, a standard system update will make all the necessary changes. References: https://www.ubuntu.com/usn/usn-3556-1 CVE-2017-15132 Package Information: https://launchpad.net/ubuntu/+source/dovecot/1:2.2.27-3ubuntu1.2 https://launchpad.net/ubuntu/+source/dovecot/1:2.2.22-1ubuntu2.6 https://launchpad.net/ubuntu/+source/dovecot/1:2.2.9-1ubuntu2.3 --=-rtzzioSaS+3VHC8vLbKG Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAABCAAGBQJac3XIAAoJEEW851uECx9psE4P/jRan7QV1CY2yLaPdtwO0iX8 1xB3G6KKtRBJvaGpW3kmeVBjZ4vJv2EYQIo0LoB1v+zvFF31oMfa5N18ZuQVqzJj frSO89KUyQOrOSaj6pDahmEH7kOeg3G6LI69T5SQ9JIiNyBE3xy4qCRAVa4GOr0G qXMYhB1CqGXjfBCRFsUeGd/l0Uviox8PoY+Fd+N3cuypB66hPdLQ9xItNH7f1Ne4 LLCrlq1omXnXFIYMTjXLTNAJz71o2opCEs7jc8fw7wnp3wp0ju2c90MhouEy3Bkl UdbHb7+QylWZVd4C0pHOoD4C5U5+zBU/BX3seMfZTYhXKYTPwgIWbu20tq0+GNrt pX0UpoPrCTCKDs5w4bN0PbWnZmJI1dhTOXA+UZV2PTh/5s8V7OfYtzH9upbm5Dxl KDy6j+5QnrtwME0CvZRe2b+NVwL0B3S0w6Vyz6FBAuESMiE/zY88JxFZ9dy5rU0Y AJWtvsdSJWIrjq8X2nvKmtYpqy+3QBzvEqlCbPu/mWo8+XLlBgwp3Q2egXM0AuM/ OQS4kGCB47/oZF/RSFUWA25Xmsj1wqMVEvyZuYVYJ/1gsQrlTJzFurdxgR0ya8CA iTCEKK7ssq5jIJriuiteiXMO/nuBSG7DlZ2DYL+HNOgC8CGyqd09E5FPSo6eIE69 7c0My2TFdRqosNAC4yLL =yM5E -----END PGP SIGNATURE----- --=-rtzzioSaS+3VHC8vLbKG-- --===============3113399911646456757== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline LS0gCnVidW50dS1zZWN1cml0eS1hbm5vdW5jZSBtYWlsaW5nIGxpc3QKdWJ1bnR1LXNlY3VyaXR5 LWFubm91bmNlQGxpc3RzLnVidW50dS5jb20KTW9kaWZ5IHNldHRpbmdzIG9yIHVuc3Vic2NyaWJl IGF0OiBodHRwczovL2xpc3RzLnVidW50dS5jb20vbWFpbG1hbi9saXN0aW5mby91YnVudHUtc2Vj dXJpdHktYW5ub3VuY2UK --===============3113399911646456757==-- |