2020-19469 | PDF2JSON reset denial of service


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.

3.5 $0-$5k 0.70

A vulnerability, which was classified as problematic, has been found in PDF2JSON 0.70. This issue affects the function DCTStream::reset. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. Impacted is availability. The summary by CVE is:

An issue has been found in function DCTStream::reset in PDF2JSON 0.70 that allows attackers to cause a Denial of Service due to an invalid write of size 8 .

The weakness was presented 07/22/2021. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2020-19469 since 08/13/2020. The attack can only be initiated within the local network. A simple authentication is required for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

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

Name

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

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: 🔍
Class: Denial of service
CWE: CWE-404
ATT&CK: T1499

Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒


0-Day unlock unlock unlock unlock
Today unlock unlock unlock unlock

Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

08/13/2020 CVE assigned
07/22/2021 +343 days Advisory disclosed
07/22/2021 +0 days VulDB entry created
07/26/2021 +4 days VulDB last updateAdvisory: github.com
Status: Confirmed

CVE: CVE-2020-19469 (🔒)

Created: 07/22/2021 06:12
Updated: 07/26/2021 12:57
Changes: (2) source_cve_assigned source_cve_nvd_summary
Complete: 🔍

Comments

Enable the mail alert feature now!



Source link