Date: Tue, 1 Aug 2000 11:08:12 -0700 (PDT)
From: Joe Little jlittle@turbolinux.com
To: tl-security-announce@turbolinux.com
Subject: [TL-Security-Announce] cvsweb TLSA2000016-1
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TurboLinux Security Announcement
Package: cvsweb-1.90 and earlier
Date: Tuesday August 1 11:00 PDT 2000
Affected TurboLinux versions: 6.0.5 and earlier
Vulnerability Type: remote shell exploit
TurboLinux Advisory ID#: TLSA2000016-1
Credits:
A security hole was discovered in the package mentioned above.
Please update the package in your installation as soon as possible
or disable the service.
1. Problem Summary
Current and previous version of cvsweb allow remote users to
access/write files as the default web user via the cvsweb.cgi
script.
2. Impact
remote read/write access to arbitrary files owned by the default
web user is possible via this exploit.
3. Solution
Please upgrade both the cvsweb package to match the new
revision
Update the packages from our ftp server by running the following
command:
rpm -Fv ftp_path_to_filename
Where ftp_path_to_filename is the following:
ftp://ftp.turbolinux.com/pub/updates/6.0/security/cvsweb-1.91-3.noarch.rpm
The source RPM can be downloaded here:
ftp://ftp.turbolinux.com/pub/updates/6.0/SRPMS/cvsweb-1.91-3.src.rpm
**Note: You must rebuild and install the RPM if you choose to
download and install the SRPM. Simply installing the SRPM alone
WILL NOT CLOSE THE SECURITY HOLE.
Please verify the MD5 checksum of the update before you
install:
MD5 sum Package Name
a9983e6d1fa2fae00f136a0b9c1708a2 cvsweb-1.91-3.noarch.rpm e1a178d0280d56334922b533b6413db7 cvsweb-1.91-3.src.rpm
These packages are GPG signed by Turbolinux for security. Our
key is available here:
http://www.turbolinux.com/security/tlgpgkey.asc
To verify a package, use the following command:
rpm –checksig name_of_rpm
To examine only the md5sum, use the following command:
rpm –checksig –nogpg name_of_rpm
**Note: Checking GPG keys requires RPM 3.0 or higher.
You can find more updates on our ftp server:
ftp://ftp.turbolinux.com/pub/updates/6.0/security/
for TL6.0 Workstation and Server security updates
ftp://ftp.turbolinux.com/pub/updates/4.0/security/
for TL4.0 Workstation and Server security updates
Our webpage for security announcements:
http://www.turbolinux.com/security
If you want to report vulnerabilities, please contact:
Subscribe to the TurboLinux Security Mailing lists:
TL-security – A moderated list for discussing security issues in
TurboLinux products.
Subscribe at http://www.turbolinux.com/mailman/listinfo/tl-security
TL-security-announce – An announce-only mailing list for
security updates and alerts.
Subscribe at http://www.turbolinux.com/mailman/listinfo/tl-security-announce
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