NULL pointer dereference in Freedesktop Poppler
CVE-2017-14977
The FoFiTrueType::getCFFBlock function in FoFiTrueType.cc in Poppler 0.59.0 has a NULL pointer dereference vulnerability due to lack of validation of a table pointer, which allows an attacker to launch a denial of service attack.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.020 (79.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 79.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000
Affected products
- Freedesktop Poppler — versions 0.59.0
- Debian Linux — versions 7.0, 8.0, 9.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.debian.org/security/2018/dsa-4079 (vendor-advisory, Third Party Advisory)
- bugs.freedesktop.org/show_bug.cgi (Exploit, Issue Tracking, Vendor Advisory)
- lists.debian.org/debian-lts-announce/2017/11/msg00023.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-14977?
- CVE-2017-14977 is a high-severity vulnerability in Freedesktop Poppler, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2017-10-02.
- How severe is CVE-2017-14977?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-14977 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.