GNU LibreDWG 0.5.1048 dwg_api.c dwg_obj_block_control_get_block_headers null pointer dereference
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.9 | $0-$5k | 0.00 |
A vulnerability, which was classified as problematic, was found in GNU LibreDWG 0.5.1048 (Image Processing Software). This affects the function dwg_obj_block_control_get_block_headers
of the file dwg_api.c. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as 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. This is going to have an impact on availability. The summary by CVE is:
dwg_obj_block_control_get_block_headers in dwg_api.c in GNU LibreDWG 0.5.1048 allows remote attackers to cause a denial of service (NULL pointer dereference and SEGV) via a crafted dwg file.
The bug was discovered 07/20/2018. The weakness was presented 07/20/2018 (Website). It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2018-14471 since 07/20/2018. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.9VulDB Meta Temp Score: 5.9
VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.5
NVD Vector: 🔍
CVSSv2
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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: 🔍
Exploiting
Class: Null pointer dereferenceCWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
Timeline
07/20/2018 🔍07/20/2018 🔍
07/20/2018 🔍
07/20/2018 🔍
07/21/2018 🔍
04/25/2023 🔍
Sources
Vendor: gnu.orgAdvisory: 32
Status: Not defined
CVE: CVE-2018-14471 (🔍)
Entry
Created: 07/21/2018 09:41Updated: 04/25/2023 08:45
Changes: 07/21/2018 09:41 (57), 03/09/2020 09:25 (1), 04/25/2023 08:45 (3)
Complete: 🔍
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