CVE-2018-7453 — MEDIUM (5.5)

Vulnerability Description

Infinite recursion in AcroForm::scanField in AcroForm.cc in xpdf 4.00 allows attackers to launch denial of service via a specific pdf file due to lack of loop checking, as demonstrated by pdftohtml.

CVSS Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Xpdfreader	Xpdf	4.00

Related Weaknesses (CWE)

CWE-835

References

https://forum.xpdfreader.com/viewtopic.php?p=814#p814Issue TrackingVendor Advisory
https://forum.xpdfreader.com/viewtopic.php?p=814#p814Issue TrackingVendor Advisory

FAQ

What is CVE-2018-7453?

CVE-2018-7453 is a vulnerability with a CVSS score of 5.5 (MEDIUM). Infinite recursion in AcroForm::scanField in AcroForm.cc in xpdf 4.00 allows attackers to launch denial of service via a specific pdf file due to lack of loop checking, as demonstrated by pdftohtml.

How severe is CVE-2018-7453?

CVE-2018-7453 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-7453?

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