libIEC61850 1.4.0 mms_value.c MmsValue_newOctetString integer overflow
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 5.4 | $0-$5k | 0.00 |
Summary
A vulnerability classified as problematic has been found in libIEC61850 1.4.0. This vulnerability affects the function MmsValue_newOctetString of the file mms/iso_mms/common/mms_value.c. This manipulation causes integer overflow.
This vulnerability is handled as CVE-2019-19930. The attack can be initiated remotely. There is not any exploit available.
Details
A vulnerability classified as problematic was found in libIEC61850 1.4.0. Affected by this vulnerability is the function MmsValue_newOctetString of the file mms/iso_mms/common/mms_value.c. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect availability. The summary by CVE is:
In libIEC61850 1.4.0, MmsValue_newOctetString in mms/iso_mms/common/mms_value.c has an integer signedness error that can lead to an attempted excessive memory allocation.
The weakness was released 12/23/2019. This vulnerability is known as CVE-2019-19930 since 12/23/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details are known, 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.
Entry connected to this vulnerability is available at VDB-147602. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Product
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.4VulDB Meta Temp Score: 5.4
VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.5
NVD Vector: 🔍
CVSSv2
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Integer overflowCWE: CWE-190 / CWE-189
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
12/23/2019 🔍12/23/2019 🔍
12/23/2019 🔍
03/16/2024 🔍
Sources
Advisory: 193Status: Not defined
CVE: CVE-2019-19930 (🔍)
GCVE (CVE): GCVE-0-2019-19930
GCVE (VulDB): GCVE-100-147601
See also: 🔍
Entry
Created: 12/23/2019 08:37Updated: 03/16/2024 13:20
Changes: 12/23/2019 08:37 (36), 12/23/2019 08:42 (17), 03/16/2024 13:20 (4)
Complete: 🔍
Cache ID: 216::103
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
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