tnftp is vulnerable to remote code execution if output file is not specified.. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201611-05 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: tnftp: Arbitrary code execution Date: November 15, 2016 Bugs: #527302 ID: 201611-05 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======= tnftp is vulnerable to remote code execution if output file is not specified. Background ========= tnftp is a NetBSD FTP client with several advanced features. Affected packages ================ ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-ftp/tnftp < 20141104 > = 20141104 Description ========== The fetch_url function in usr.bin/ftp/fetch.c allows remote attackersto execute arbitrary commands via a | (pipe) character at the end of an HTTP redirect. Impact ===== A remote attacker could possibly execute arbitrary code with the privileges of the process. Workaround ========= There is no known workaround at this time. Resolution ========= All tnftp users should upgrade to the latest version: # emerge --sync # emerge --ask --verbose --oneshot "> =net-ftp/tnftp-20141104" References ========= [ 1 ] CVE-2014-8517 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-8517 Availability =========== This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201611-05 Concerns? ======== Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machinesis of utmost importance to us. Any security concerns should be addressed to
tnftp fails to validate filenames when downloading files, making it vulnerable to arbitrary file overwriting.. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200501-24 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: tnftp: Arbitrary file overwriting Date: January 14, 2005 Bugs: #74704 ID: 200501-24 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======= tnftp fails to validate filenames when downloading files, making it vulnerable to arbitrary file overwriting. Background ========= tnftp is a NetBSD FTP client with several advanced features. Affected packages ================ ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-ftp/tnftp < 20050103 > = 20050103 Description ========== The 'mget' function in cmds.c lacks validation of the filenames that are supplied by the server. Impact ===== An attacker running an FTP server could supply clients with malicious filenames, potentially allowing the overwriting of arbitrary files with the permission of the connected user. Workaround ========= There is no known workaround at this time. Resolution ========= All tnftp users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose "> =net-ftp/tnftp-20050103" References ========= [ 1 ] CAN-2004-1294 https://www.cve.org/CVERecord?id=CAN-2004-1294 [ 2 ] Original Advisory Availability =========== This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/200501-24 Concerns? ======== Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to
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