CVE-2017-17942 — HIGH (8.8)

Vulnerability Description

In LibTIFF 4.0.9, there is a heap-based buffer over-read in the function PackBitsEncode in tif_packbits.c.

CVSS Score

8.8

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Libtiff	Libtiff	4.0.9

Related Weaknesses (CWE)

CWE-125

References

http://bugzilla.maptools.org/show_bug.cgi?id=2767ExploitIssue TrackingThird Party Advisory
http://www.securityfocus.com/bid/102312Third Party AdvisoryVDB Entry
http://bugzilla.maptools.org/show_bug.cgi?id=2767ExploitIssue TrackingThird Party Advisory
http://www.securityfocus.com/bid/102312Third Party AdvisoryVDB Entry

FAQ

What is CVE-2017-17942?

CVE-2017-17942 is a vulnerability with a CVSS score of 8.8 (HIGH). In LibTIFF 4.0.9, there is a heap-based buffer over-read in the function PackBitsEncode in tif_packbits.c.

How severe is CVE-2017-17942?

CVE-2017-17942 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-17942?

Check the references section above for vendor advisories and patch information. Affected products include: Libtiff Libtiff.