NULL pointer dereference in Libtiff
CVE-2017-18013
In LibTIFF 4.0.9, there is a Null-Pointer Dereference in the tif_print.c TIFFPrintDirectory function, as demonstrated by a tiffinfo crash.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.029 (86.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.029 · newest: 0.029 · change: 0.000
Affected products
- Libtiff — versions 4.0.9
Weakness classification (CWE)
Public proof-of-concept exploits
References
- lists.debian.org/debian-lts-announce/2018/01/msg00033.html (mailing-list)
- usn.ubuntu.com/3606-1/ (vendor-advisory)
- lists.debian.org/debian-lts-announce/2018/01/msg00034.html (mailing-list)
- gitlab.com/libtiff/libtiff/commit/c6f41df7b581402dfba3c19a1e3df4454c551a01 (Patch)
- usn.ubuntu.com/3602-1/ (vendor-advisory)
- www.securityfocus.com/bid/102345 (VDB Entry, Third Party Advisory, vdb-entry)
- www.debian.org/security/2018/dsa-4100 (vendor-advisory)
- bugzilla.maptools.org/show_bug.cgi (Exploit, Patch, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2017-18013?
- CVE-2017-18013 is a medium-severity vulnerability in Libtiff, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2018-01-01.
- How severe is CVE-2017-18013?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2017-18013 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.