VDB-237789 · CVE-2021-46310 · Nessus 242475

djvulibre 3.5.28 IW44Image.cpp 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.
5.0	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic has been found in djvulibre 3.5.28. This affects an unknown part of the file IW44Image.cpp. Performing a manipulation results in divide by zero. This vulnerability is cataloged as CVE-2021-46310. There is no exploit available.

Detailsinfo

A vulnerability classified as problematic has been found in djvulibre 3.5.28. This affects some unknown processing of the file IW44Image.cpp. The manipulation with an unknown input leads to a divide by zero vulnerability. CWE is classifying the issue as CWE-369. The product divides a value by zero. This is going to have an impact on availability. The summary by CVE is:

An issue was discovered IW44Image.cpp in djvulibre 3.5.28 in allows attackers to cause a denial of service via divide by zero.

The weakness was shared 08/23/2023. The advisory is shared at sourceforge.net. This vulnerability is uniquely identified as CVE-2021-46310 since 01/18/2022. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 242475 (Debian dla-4247 : djview - security update), which helps to determine the existence of the flaw in a target environment.

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

The vulnerability is also documented in the vulnerability database at Tenable (242475). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

djvulibre

Version

3.5.28

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 5.0

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

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Divide by zero
CWE: CWE-369 / CWE-404
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

Nessus ID: 242475
Nessus Name: Debian dla-4247 : djview - security update

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/18/2022 🔍
08/23/2023 +581 days 🔍
08/23/2023 +0 days 🔍
07/22/2025 +699 days 🔍

Sourcesinfo

Advisory: sourceforge.net
Status: Confirmed

CVE: CVE-2021-46310 (🔍)
GCVE (CVE): GCVE-0-2021-46310
GCVE (VulDB): GCVE-100-237789

Entryinfo

Created: 08/23/2023 10:26
Updated: 07/22/2025 05:00
Changes: 08/23/2023 10:26 (37), 09/16/2023 08:59 (11), 07/22/2025 05:00 (17)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.