VulnerabilityModified
CVE-2019-7663
Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted tiff file.
MEDIUM 6.5EPSS 3.37%
Does this matter?
Lower severity and a low EPSS score (3.37%). Track it; it rarely justifies an emergency change on its own.
Description
An Invalid Address dereference was discovered in TIFFWriteDirectoryTagTransferfunction in libtiff/tif_dirwrite.c in LibTIFF 4.0.10, affecting the cpSeparateBufToContigBuf function in tiffcp.c. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted tiff file. This is different from CVE-2018-12900.
- 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
- 3.37% probability · 88th percentile
- CISA KEV
- Not listed
- Affected
- libtiff/libtiff · debian/debian linux · canonical/ubuntu linux · opensuse/leap
- Source
- cve@mitre.org
References
- http://bugzilla.maptools.org/show_bug.cgi?id=2833Exploit, Issue Tracking, Patch, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00041.htmlMailing List, Third Party Advisory
- https://gitlab.com/libtiff/libtiff/commit/802d3cbf3043be5dce5317e140ccb1c17a6a2d39Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/02/msg00026.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202003-25
- https://usn.ubuntu.com/3906-1/Third Party Advisory
- https://usn.ubuntu.com/3906-2/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4670
- http://bugzilla.maptools.org/show_bug.cgi?id=2833Exploit, Issue Tracking, Patch, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00041.htmlMailing List, Third Party Advisory
- https://gitlab.com/libtiff/libtiff/commit/802d3cbf3043be5dce5317e140ccb1c17a6a2d39Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/02/msg00026.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202003-25
- https://usn.ubuntu.com/3906-1/Third Party Advisory
- https://usn.ubuntu.com/3906-2/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4670
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.