CVE-2017-14977 — HIGH (7.5)

Vulnerability Description

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.

CVSS Score

7.5

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Freedesktop	Poppler	0.59.0
Debian	Debian Linux	7.0

Related Weaknesses (CWE)

CWE-476

References

https://bugs.freedesktop.org/show_bug.cgi?id=103045ExploitIssue TrackingVendor Advisory
https://lists.debian.org/debian-lts-announce/2017/11/msg00023.htmlMailing ListThird Party Advisory
https://www.debian.org/security/2018/dsa-4079Third Party Advisory
https://bugs.freedesktop.org/show_bug.cgi?id=103045ExploitIssue TrackingVendor Advisory
https://lists.debian.org/debian-lts-announce/2017/11/msg00023.htmlMailing ListThird Party Advisory
https://www.debian.org/security/2018/dsa-4079Third Party Advisory

FAQ

What is CVE-2017-14977?

CVE-2017-14977 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 launc...

How severe is CVE-2017-14977?

CVE-2017-14977 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-14977?

Check the references section above for vendor advisories and patch information. Affected products include: Freedesktop Poppler, Debian Debian Linux.