VDB-158676 · CVE-2019-20910 · GCVE-0-2019-20910

GNU LibreDWG up to 0.9.3 decode.c decode_R13_R2000 out-of-bounds

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.
7.2	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in GNU LibreDWG up to 0.9.3. Affected by this issue is the function decode_R13_R2000 of the file decode.c. The manipulation results in out-of-bounds. This vulnerability is identified as CVE-2019-20910. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in GNU LibreDWG up to 0.9.3. It has been classified as critical. Affected is the function decode_R13_R2000 of the file decode.c. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in GNU LibreDWG through 0.9.3. Crafted input will lead to a heap-based buffer over-read in decode_R13_R2000 in decode.c, a different vulnerability than CVE-2019-20011.

The weakness was released 07/16/2020. This vulnerability is traded as CVE-2019-20910 since 07/16/2020. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. 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.

Entries connected to this vulnerability are available at VDB-158680, VDB-158679, VDB-158678 and VDB-158677. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Image Processing Software

Vendor

Name

LibreDWG

Version

License

open-source

Website

Vendor: https://www.gnu.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 7.2

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

NVD Base Score: 8.1
NVD Vector: 🔍

CVSSv2info

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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: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
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
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/16/2020 🔍
07/16/2020 +0 days 🔍
07/17/2020 +1 days 🔍
07/17/2020 +0 days 🔍

Sourcesinfo

Vendor: gnu.org

Status: Not defined

CVE: CVE-2019-20910 (🔍)
GCVE (CVE): GCVE-0-2019-20910
GCVE (VulDB): GCVE-100-158676
See also: 🔍

Entryinfo

Created: 07/17/2020 09:31
Updated: 07/17/2020 09:36
Changes: 07/17/2020 09:31 (37), 07/17/2020 09:36 (17)
Complete: 🔍
Cache ID: 216::103