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CVE-2018-7452

Date: February 24, 2018

A NULL pointer dereference in JPXStream::fillReadBuf in JPXStream.cc in xpdf 4.00 allows attackers to launch denial of service via a specific pdf file, as demonstrated by pdftohtml.

Language: Unix

Severity Score

Related Resources (5)

https://forum.xpdfreader.com/viewtopic.php?f=3&t=613
https://nvd.nist.gov/vuln/detail/CVE-2018-7452
https://people.canonical.com/~ubuntu-security/cve/CVE-2018-7452
https://security-tracker.debian.org/tracker/CVE-2018-7452
https://www.mend.io/vulnerability-database/CVE-2018-7452

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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