GNU LibreDWG 0.7/0.7.1645 dxf_header_write memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in GNU LibreDWG 0.7/0.7.1645 and classified as critical. This issue affects the function dxf_header_write. The manipulation leads to memory corruption. This vulnerability is traded as CVE-2019-9777. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in GNU LibreDWG 0.7/0.7.1645 (Image Processing Software) and classified as critical. This issue affects the function dxf_header_write. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in GNU LibreDWG 0.7 and 0.7.1645. There is a heap-based buffer over-read in the function dxf_header_write at header_variables_dxf.spec.

The bug was discovered 03/12/2019. The weakness was shared 03/14/2019 (Website). The advisory is shared at securityfocus.com. The identification of this vulnerability is CVE-2019-9777 since 03/14/2019. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k.

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

The entries VDB-131730, VDB-131723, VDB-131724 and VDB-131725 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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

03/12/2019 🔍
03/14/2019 +2 days 🔍
03/14/2019 +0 days 🔍
03/14/2019 +0 days 🔍
08/01/2023 +1601 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: 99⛔
Status: Not defined

CVE: CVE-2019-9777 (🔍)
GCVE (CVE): GCVE-0-2019-9777
GCVE (VulDB): GCVE-100-131729
SecurityFocus: 107447

See also: 🔍

Entryinfo

Created: 03/14/2019 14:11
Updated: 08/01/2023 12:05
Changes: 03/14/2019 14:11 (55), 05/16/2020 16:31 (2), 08/01/2023 12:05 (5)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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