libIEC61850 1.4.0 mms_access_result.c MmsValue_decodeMmsData out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.00

A vulnerability, which was classified as critical, has been found in libIEC61850 1.4.0. Affected by this issue is the function MmsValue_decodeMmsData of the file mms/iso_mms/server/mms_access_result.c. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

In libIEC61850 1.4.0, MmsValue_decodeMmsData in mms/iso_mms/server/mms_access_result.c has a heap-based buffer overflow.

The weakness was disclosed 12/23/2019. This vulnerability is handled as CVE-2019-19931 since 12/23/2019. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details 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.

The entry VDB-147601 is pretty similar.

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

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

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/23/2019 🔍
12/23/2019 +0 days 🔍
12/23/2019 +0 days 🔍
03/16/2024 +1545 days 🔍

Sourcesinfo

Advisory: 194
Status: Not defined

CVE: CVE-2019-19931 (🔍)
See also: 🔍

Entryinfo

Created: 12/23/2019 08:37 AM
Updated: 03/16/2024 01:27 PM
Changes: 12/23/2019 08:37 AM (36), 12/23/2019 08:42 AM (17), 03/16/2024 01:27 PM (4)
Complete: 🔍
Cache ID: 18:D9D:40

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