VDB-216502 · CVE-2022-4643 · ID 110

docconv up to 1.2.0 pdf_ocr.go ConvertPDFImages path os command injection

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.
7.4	$0-$5k	0.67

Summaryinfo

A vulnerability was found in docconv up to 1.2.0. It has been declared as critical. Affected by this vulnerability is the function ConvertPDFImages of the file pdf_ocr.go. Executing a manipulation of the argument path can lead to os command injection. This vulnerability is tracked as CVE-2022-4643. The attack can be launched remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in docconv up to 1.2.0. It has been declared as critical. This vulnerability affects the function ConvertPDFImages of the file pdf_ocr.go. The manipulation of the argument path with an unknown input leads to a os command injection vulnerability. The CWE definition for the vulnerability is CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 12/21/2022 as 110. The advisory is available at github.com. This vulnerability was named CVE-2022-4643. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1202 by the MITRE ATT&CK project.

Upgrading to version 1.2.1 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch b19021ade3d0b71c89d35cb00eb9e589a121faa5 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Name

docconv

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 6.3
CNA Vector (VulDB): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: docconv 1.2.1
Patch: b19021ade3d0b71c89d35cb00eb9e589a121faa5

Timelineinfo

12/21/2022 🔍
12/21/2022 +0 days 🔍
12/21/2022 +0 days 🔍
01/22/2023 +32 days 🔍

Sourcesinfo

Advisory: 110
Status: Confirmed

CVE: CVE-2022-4643 (🔍)
GCVE (CVE): GCVE-0-2022-4643
GCVE (VulDB): GCVE-100-216502

Entryinfo

Created: 12/21/2022 23:00
Updated: 01/22/2023 09:35
Changes: 12/21/2022 23:00 (44), 12/24/2022 14:54 (3), 01/22/2023 09:34 (2), 01/22/2023 09:35 (21)
Complete: 🔍
Cache ID: 216::103