Vulnerability · Published Jan 14, 2020 · Assigned by mitre

CVE-2020-7054

High 8.8

In plain English

A high-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 66% of all known vulnerabilities).

Severity (CVSS NVD)8.8High

Exploit odds (30 days)1.1%top 34.1% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

MmsValue_decodeMmsData in mms/iso_mms/server/mms_access_result.c in libIEC61850 through 1.4.0 has a heap-based buffer overflow when parsing the MMS_BIT_STRING data type.

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/mz-automation/libiec61850/issues/200 x_refsource_MISC