Vulnerability CVE-1999-0743

Vulnerability Name:

CVE-1999-0743 (CCN-3144)

Assigned:

1999-08-19

Published:

1999-08-19

Updated:

2018-05-03

Summary:

Trn allows local users to overwrite other users' files via symlinks.

CVSS v3 Severity:

4.0 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): Low Availibility (A): None

CVSS v2 Severity:

2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:P/A:N)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): Partial Availibility (A): None

2.1 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:P/A:N)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): Partial Availibility (A): None

Vulnerability Type:

CWE-Other

Vulnerability Consequences:

File Manipulation

References:

Source: MITRE
Type: CNA
CVE-1999-0743

Source: DEBIAN
Type: Debian Security Advisory 19990823c
trn: /tmp file creation problem

Source: CCN
Type: OpenBSD Security Advisory, August 5, 1999
In /etc/rc, use mktemp(1) for motd re-writing, and change the find(1) to use -execdir

Source: CCN
Type: OSVDB ID: 6205
trn Symlink Overwrite Arbitrary File

Source: CCN
Type: SuSE Security Announcement #14
Security hole in trn

Source: XF
Type: UNKNOWN
trn-symlinks(3144)

Source: XF
Type: UNKNOWN
trn-symlinks(3144)

Vulnerable Configuration:

Configuration 1:

cpe:/o:debian:debian_linux:4.0:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/o:debian:debian_linux:*:*:*:*:*:*:*:*

Denotes that component is vulnerable