VDB-186191 · CVE-2020-23567 · GCVE-0-2020-23567

Irfan Skiljan Irfanview 4.53 JPEG 2000 File ShowPlugInSaveOptions_W divide by zero

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.
4.7	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Irfan Skiljan Irfanview 4.53. It has been classified as problematic. Impacted is the function ShowPlugInSaveOptions_W of the component JPEG 2000 File Handler. The manipulation leads to divide by zero. This vulnerability is documented as CVE-2020-23567. The attack can be initiated remotely. Additionally, an exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Irfan Skiljan Irfanview 4.53 (Image Processing Software). It has been rated as problematic. This issue affects the function ShowPlugInSaveOptions_W of the component JPEG 2000 File Handler. The manipulation with an unknown input leads to a divide by zero vulnerability. Using CWE to declare the problem leads to CWE-369. The product divides a value by zero. Impacted is availability.

The weakness was released 11/06/2021. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2020-23567 since 08/13/2020. It demands that the victim is doing some kind of user interaction. Technical details as well as a public exploit are known. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

The exploit is available at github.com. It is declared as proof-of-concept.

Upgrading eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Image Processing Software

Vendor

Irfan Skiljan

Name

Irfanview

Version

4.53

License

free

CPE 2.3info

🔍

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.7

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
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: Divide by zero
CWE: CWE-369 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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: 🔍

Timelineinfo

08/13/2020 🔍
11/06/2021 +450 days 🔍
11/06/2021 +0 days 🔍
09/07/2026 +1766 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2020-23567 (🔍)
GCVE (CVE): GCVE-0-2020-23567
GCVE (VulDB): GCVE-100-186191
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 11/06/2021 09:48
Updated: 09/07/2026 17:13
Changes: 11/06/2021 09:48 (42), 11/10/2021 13:18 (1), 11/10/2021 13:23 (18), 09/07/2026 17:10 (2), 09/07/2026 17:13 (19)
Complete: 🔍
Committer: lywand
Cache ID: 216::103