CVE-2018-11797

pdfbox: unbounded computation in parser resulting in a denial of service

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

In Apache PDFBox 1.8.0 to 1.8.15 and 2.0.0RC1 to 2.0.11, a carefully crafted PDF file can trigger an extremely long running computation when parsing the page tree.

En Apache PDFBox 1.8.0 a 1.8.15 y 2.0.0RC1 a 2.0.11, un archivo PDF cuidadosamente manipulado puede desencadenar un cálculo que se ejecuta demasiado tiempo al analizar el árbol de páginas.

This release of Red Hat Fuse 7.7.0 serves as a replacement for Red Hat Fuse 7.6, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References. Issues addressed include HTTP request smuggling, XML injection, bypass, cross site scripting, denial of service, information leakage, and server-side request forgery vulnerabilities.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2018-06-05 CVE Reserved
2018-10-05 CVE Published
2024-09-16 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-674: Uncontrolled Recursion

CAPEC

References (9)

URL	Tag	Source
https://lists.apache.org/thread.html/645574bc50b886d39c20b4065d51ccb1cd5d3a6b4750a22edbb565eb%40%3Cannounce.apache.org%3E	Mailing List
https://lists.apache.org/thread.html/a9760973a873522f4d4c0a99916ceb74f361d91006b663a0a418d34a%40%3Cannounce.apache.org%3E	Mailing List
https://lists.apache.org/thread.html/r54594251369e14c185da9662a5340a52afbbdf75d61c9c3a69c8f2e8%40%3Cdev.pdfbox.apache.org%3E	Mailing List
https://lists.debian.org/debian-lts-announce/2018/10/msg00008.html	Mailing List

URL	Date	SRC

URL	Date	SRC
https://www.oracle.com/security-alerts/cpuapr2020.html	2023-11-07

URL	Date	SRC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6HKVPTJWZGUB4MH4AAOWMRJHRDBYFHGJ	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/POPOGHJ5CVMUVCRQU7APBAN5IVZGZFDX	2023-11-07
https://access.redhat.com/security/cve/CVE-2018-11797	2020-07-28
https://bugzilla.redhat.com/show_bug.cgi?id=1637492	2020-07-28

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Apache Search vendor "Apache"		Pdfbox Search vendor "Apache" for product "Pdfbox"				>= 1.8.0 <= 1.8.15 Search vendor "Apache" for product "Pdfbox" and version " >= 1.8.0 <= 1.8.15"		-		Affected
Apache Search vendor "Apache"		Pdfbox Search vendor "Apache" for product "Pdfbox"				>= 2.0.1 <= 2.0.11 Search vendor "Apache" for product "Pdfbox" and version " >= 2.0.1 <= 2.0.11"		-		Affected
Apache Search vendor "Apache"		Pdfbox Search vendor "Apache" for product "Pdfbox"				2.0 Search vendor "Apache" for product "Pdfbox" and version "2.0"		rc1		Affected
Apache Search vendor "Apache"		Pdfbox Search vendor "Apache" for product "Pdfbox"				2.0 Search vendor "Apache" for product "Pdfbox" and version "2.0"		rc2		Affected
Apache Search vendor "Apache"		Pdfbox Search vendor "Apache" for product "Pdfbox"				2.0 Search vendor "Apache" for product "Pdfbox" and version "2.0"		rc3		Affected
Apache Search vendor "Apache"		Pdfbox Search vendor "Apache" for product "Pdfbox"				2.0.0 Search vendor "Apache" for product "Pdfbox" and version "2.0.0"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				29 Search vendor "Fedoraproject" for product "Fedora" and version "29"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				30 Search vendor "Fedoraproject" for product "Fedora" and version "30"		-		Affected
Oracle Search vendor "Oracle"		Retail Xstore Point Of Service Search vendor "Oracle" for product "Retail Xstore Point Of Service"				17.0 Search vendor "Oracle" for product "Retail Xstore Point Of Service" and version "17.0"		-		Affected