6.5

CVE-2018-19210

Exploit
In LibTIFF 4.0.9, there is a NULL pointer dereference in the TIFFWriteDirectorySec function in tif_dirwrite.c that will lead to a denial of service attack, as demonstrated by tiffset.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Libtiff ≫ Libtiff Version4.0.9
Debian ≫ Debian Linux Version8.0
Canonical ≫ Ubuntu Linux Version14.04 SwEditionlts
Canonical ≫ Ubuntu Linux Version16.04 SwEditionlts
Canonical ≫ Ubuntu Linux Version18.04 SwEditionlts
Canonical ≫ Ubuntu Linux Version18.10
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 3.61% 0.88
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 6.5 2.8 3.6
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
nvd@nist.gov 4.3 8.6 2.9
AV:N/AC:M/Au:N/C:N/I:N/A:P
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://security.gentoo.org/glsa/202003-25
https://usn.ubuntu.com/3906-1/
Third Party Advisory
https://www.debian.org/security/2020/dsa-4670
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00041.html
https://lists.debian.org/debian-lts-announce/2019/02/msg00026.html
Third Party Advisory
Mailing List
http://bugzilla.maptools.org/show_bug.cgi?id=2820
Third Party Advisory
Exploit
Issue Tracking
http://packetstormsecurity.com/files/155095/Slackware-Security-Advisory-libtiff-Updates.html
http://www.securityfocus.com/bid/105932
Third Party Advisory
VDB Entry
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C6IL2QFKE6MGVUTOPU2UUWITTE36KRDF/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TX5UEYHGMTNEHJB4FHE7HCJ75UQDNKGB/
https://seclists.org/bugtraq/2019/Nov/5