VulnerabilityModified
CVE-2018-19210
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.
MEDIUM 6.5EPSS 3.61%
Does this matter?
Lower severity and a low EPSS score (3.61%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 3.0
- 6.5 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 3.61% probability · 89th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- libtiff/libtiff · debian/debian linux · canonical/ubuntu linux
- Source
- cve@mitre.org
References
- http://bugzilla.maptools.org/show_bug.cgi?id=2820Exploit, Issue Tracking, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00041.html
- http://packetstormsecurity.com/files/155095/Slackware-Security-Advisory-libtiff-Updates.html
- http://www.securityfocus.com/bid/105932Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2019/02/msg00026.htmlMailing List, Third Party Advisory
- 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
- 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://bugzilla.maptools.org/show_bug.cgi?id=2820Exploit, Issue Tracking, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00041.html
- http://packetstormsecurity.com/files/155095/Slackware-Security-Advisory-libtiff-Updates.html
- http://www.securityfocus.com/bid/105932Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2019/02/msg00026.htmlMailing List, Third Party Advisory
- 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
- https://security.gentoo.org/glsa/202003-25
- https://usn.ubuntu.com/3906-1/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4670
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.