What is CVE-2017-9854?

CVE-2017-9854 is a critical-severity vulnerability in Sma Sunny Boy 1.5, classified under Missing Encryption of Sensitive Data. CVSS score: 9.8/10. Published 2017-08-05.

How severe is CVE-2017-9854?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Sma Sunny Boy 1.5

CVE-2017-9854

An issue was discovered in SMA Solar Technology products. By sniffing for specific packets on the localhost, plaintext passwords can be obtained as they are typed into Sunny Explorer by the user. These passwords can then be used to compromise the overall device. NOTE: the vendor reports that exploitation likelihood is low because these packets are usually sent only once during installation. Also, only Sunny Boy TLST-21 and TL-21 and Sunny Tripower TL-10 and TL-30 could potentially be affected

EPSS: 0.011 (63.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-311 — Missing Encryption of Sensitive Data

References

cve@mitre.org (x_refsource_MISC)
cve@mitre.org (Third Party Advisory, x_refsource_MISC)
cve@mitre.org (x_refsource_MISC)

Frequently asked questions

What is CVE-2017-9854?: CVE-2017-9854 is a critical-severity vulnerability in Sma Sunny Boy 1.5, classified under Missing Encryption of Sensitive Data. CVSS score: 9.8/10. Published 2017-08-05.
How severe is CVE-2017-9854?: Critical severity. CVSS v3 base score is 9.8 out of 10.