PT-2019-18283 · Unknown+1 · Libiec61850+1

Arunm2110 · Published 2019-01-23 · Updated 2024-08-19 · CVE-2019-6719

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions libIEC61850 version 1.3.1

Description The issue is related to a use-after-free in the getState function, located in the file mms/iso server/iso server.c. This is demonstrated by examples in server example goose.c and server example 61400 25.c.

Recommendations For libIEC61850 version 1.3.1, consider disabling the getState function in iso server.c as a temporary workaround until a patch is available. Restrict access to the affected files to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ALT-PU-2020-3467

ALT-PU-2020-3487

ALT-PU-2024-11160

CVE-2019-6719

Affected Products

Alt Linux

Libiec61850

References · 3

• 🔥 https://github.com/mz-automation/libiec61850/issues/111 · Exploit
• https://osv.dev/vulnerability/CVE-2019-6719 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-6719 · Security Note