6.9

CVE-2008-4977

Exploit
postfix_groups.pl in Postfix 2.5.2 allows local users to overwrite arbitrary files via a symlink attack on the (1) /tmp/postfix_groups.stdout, (2) /tmp/postfix_groups.stderr, and (3) /tmp/postfix_groups.message temporary files.  NOTE: the vendor disputes this vulnerability, stating "This is not a real issue ... users would have to edit a script under /usr/lib to enable it.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Postfix ≫ Postfix Version2.5.2
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.37% 0.29
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 6.9 3.4 10
AV:L/AC:M/Au:N/C:C/I:C/A:C
CWE-59 Improper Link Resolution Before File Access ('Link Following')

The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.

http://www.openwall.com/lists/oss-security/2008/10/30/2
https://bugs.gentoo.org/show_bug.cgi?id=235770
http://bugs.debian.org/496401
http://dev.gentoo.org/~rbu/security/debiantemp/postfix
Exploit
https://bugs.gentoo.org/show_bug.cgi?id=235811