drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Pufferüberlauf in wu-ftpd
Name: |
Pufferüberlauf in wu-ftpd
|
|
ID: |
CSSA-2001-041.0 |
|
Distribution: |
Caldera |
|
Plattformen: |
Caldera eDesktop 2.4, Caldera eBuilder, Caldera eServer 2.3.1, Caldera 2.3, Caldera Server 3.1 |
|
Datum: |
So, 2. Dezember 2001, 12:00 |
|
Referenzen: |
Keine Angabe |
|
Applikationen: |
WU-FTPD |
|
Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1
______________________________________________________________________________ Caldera International, Inc. Security Advisory
Subject: Linux - Vulnerability in wu-ftpd Advisory number: CSSA-2001-041.0 Issue date: 2001, November 28 Cross reference: ______________________________________________________________________________
1. Problem Description
The CoreST team has discovered a vulnerability in wu-ftpd that can be exploited to obtain root access to the FTP server. We recommend that customers immediately upgrade to the fixed version. If you do not need FTP service, remove the package.
2. Vulnerable Versions
System Package ----------------------------------------------------------- OpenLinux 2.3 All packages previous to wu-ftpd-2.6.1-13OL OpenLinux eServer 2.3.1 All packages previous to and OpenLinux eBuilder wu-ftpd-2.6.1-13OL OpenLinux eDesktop 2.4 All packages previous to wu-ftpd-2.6.1-13OL OpenLinux Server 3.1 All packages previous to wu-ftpd-2.6.1-13 OpenLinux Workstation 3.1 not vulnerable
3. Solution
Workaround
If you do not need wu-ftpd isntalled, remove it by running the following command as root: rpm -e wu-ftpd
The proper solution is to upgrade to the latest packages.
4. OpenLinux 2.3
4.1 Location of Fixed Packages
The upgrade packages can be found on Caldera's FTP site at:
ftp://ftp.caldera.com/pub/updates/OpenLinux/2.3/current/RPMS
The corresponding source code package can be found at:
ftp://ftp.caldera.com/pub/updates/OpenLinux/2.3/current/SRPMS
4.2 Verification
d6a618f9fe6a3ae99a1c54a405ab169a RPMS/wu-ftpd-2.6.1-13OL.i386.rpm 64ee3731783c12da3a5c164acb3ed239 SRPMS/wu-ftpd-2.6.1-13OL.src.rpm
4.3 Installing Fixed Packages
Upgrade the affected packages with the following commands:
rpm -Fvh wu-ftpd-2.6.1-13OL.i386.rpm
5. OpenLinux eServer 2.3.1 and OpenLinux eBuilder for ECential 3.0
5.1 Location of Fixed Packages
The upgrade packages can be found on Caldera's FTP site at:
ftp://ftp.caldera.com/pub/updates/eServer/2.3/current/RPMS
The corresponding source code package can be found at:
ftp://ftp.caldera.com/pub/updates/eServer/2.3/current/SRPMS
5.2 Verification
a9396078593fc3e4445d3d691df484be RPMS/wu-ftpd-2.6.1-13OL.i386.rpm 64ee3731783c12da3a5c164acb3ed239 SRPMS/wu-ftpd-2.6.1-13OL.src.rpm
5.3 Installing Fixed Packages
Upgrade the affected packages with the following commands:
rpm -Fvh wu-ftpd-2.6.1-13OL.i386.rpm
6. OpenLinux eDesktop 2.4
6.1 Location of Fixed Packages
The upgrade packages can be found on Caldera's FTP site at:
ftp://ftp.caldera.com/pub/updates/eDesktop/2.4/current/RPMS
The corresponding source code package can be found at:
ftp://ftp.caldera.com/pub/updates/eDesktop/2.4/current/SRPMS
6.2 Verification
3edfa831ea0d3cc94f3b7a1e1bd49723 RPMS/wu-ftpd-2.6.1-13OL.i386.rpm 64ee3731783c12da3a5c164acb3ed239 SRPMS/wu-ftpd-2.6.1-13OL.src.rpm
6.3 Installing Fixed Packages
Upgrade the affected packages with the following commands:
rpm -Fvh wu-ftpd-2.6.1-13OL.i386.rpm
7. OpenLinux 3.1 Server
7.1 Location of Fixed Packages
The upgrade packages can be found on Caldera's FTP site at:
ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1/Server/current/RPMS
The corresponding source code package can be found at:
ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1/Server/current/SRPMS
7.2 Verification
13e54795ceba03b48c7ac4a9c7616d70 RPMS/wu-ftpd-2.6.1-13.i386.rpm a14359f0a93b7e82d20df2c000a81b9a SRPMS/wu-ftpd-2.6.1-13.src.rpm
7.3 Installing Fixed Packages
Upgrade the affected packages with the following commands:
rpm -Fvh wu-ftpd-2.6.1-13.i386.rpm
8. OpenLinux 3.1 Workstation
not vulnerable
9. References
This and other Caldera security resources are located at:
http://www.caldera.com/support/security/index.html
This security fix closes Caldera's internal Problem Report 11023.
10. Disclaimer
Caldera International, Inc. is not responsible for the misuse of any of the information we provide on this website and/or through our security advisories. Our advisories are a service to our customers intended to promote secure installation and use of Caldera OpenLinux.
11. Acknowledgements
Caldera wishes to thank Core ST and Ivan Arce for their efforts to coordinate the publication of this vulnerability with all affected vendors. ______________________________________________________________________________ -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.6 (GNU/Linux) Comment: For info see http://www.gnupg.org
iD8DBQE8BPPs18sy83A/qfwRAibEAJ9UyVv9Id1cAf+c/Nf3I6G0LhWi9QCdFggY 3ueP7zZUEQzVV6nWcJjzm8Y= =TUo7 -----END PGP SIGNATURE-----
--------------------------------------------------------------------- To unsubscribe, e-mail: announce-unsubscribe@lists.caldera.com For additional commands, e-mail: announce-help@lists.caldera.com
|
|
|
|