VDB-132155 · CVE-2019-10022 · GCVE-0-2019-10022

Foo Labs Xpdf 4.01.01 Gfx.cc Gfx::opSetExtGState null pointer dereference

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.9	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Foo Labs Xpdf 4.01.01. Affected by this issue is the function Gfx::opSetExtGState of the file Gfx.cc. The manipulation leads to null pointer dereference. This vulnerability is referenced as CVE-2019-10022. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in Foo Labs Xpdf 4.01.01 (Document Reader Software). It has been rated as problematic. This issue affects the function Gfx::opSetExtGState of the file Gfx.cc. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability. The summary by CVE is:

An issue was discovered in Xpdf 4.01.01. There is a NULL pointer dereference in the function Gfx::opSetExtGState in Gfx.cc.

The bug was discovered 03/21/2019. The weakness was published 03/25/2019. The identification of this vulnerability is CVE-2019-10022 since 03/24/2019. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Similar entries are available at VDB-132158, VDB-132157, VDB-132156 and VDB-132154. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Document Reader Software

Vendor

Foo Labs

Name

Xpdf

Version

4.01.01

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.9

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/21/2019 🔍
03/24/2019 +3 days 🔍
03/25/2019 +1 days 🔍
03/25/2019 +0 days 🔍
08/04/2023 +1593 days 🔍

Sourcesinfo

Advisory: forum.xpdfreader.com
Status: Not defined

CVE: CVE-2019-10022 (🔍)
GCVE (CVE): GCVE-0-2019-10022
GCVE (VulDB): GCVE-100-132155
See also: 🔍

Entryinfo

Created: 03/25/2019 07:01
Updated: 08/04/2023 19:03
Changes: 03/25/2019 07:01 (56), 06/18/2020 09:03 (1), 08/04/2023 19:03 (3)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.