LibreDWG 0.12.3 out_dxfb.c null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability was found in LibreDWG 0.12.3 and classified as problematic. This affects an unknown function of the file out_dxfb.c. Executing a manipulation can lead to null pointer dereference. This vulnerability is tracked as CVE-2021-28236. No exploit exists.

Detailsinfo

A vulnerability has been found in LibreDWG 0.12.3 (Image Processing Software) and classified as problematic. This vulnerability affects an unknown code of the file out_dxfb.c. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect availability.

The weakness was disclosed 12/03/2021 as 324. The advisory is shared for download at github.com. This vulnerability was named CVE-2021-28236 since 03/12/2021. There are known technical details, but no exploit is available.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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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: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/12/2021 🔍
12/03/2021 +266 days 🔍
12/03/2021 +0 days 🔍
12/08/2021 +5 days 🔍

Sourcesinfo

Product: github.com

Advisory: 324
Status: Confirmed

CVE: CVE-2021-28236 (🔍)
GCVE (CVE): GCVE-0-2021-28236
GCVE (VulDB): GCVE-100-187492

Entryinfo

Created: 12/03/2021 09:48
Updated: 12/08/2021 22:26
Changes: 12/03/2021 09:48 (38), 12/08/2021 22:12 (1), 12/08/2021 22:26 (18)
Complete: 🔍
Cache ID: 216::103

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