CVE-2017-9854 Information disclosure in n/a

Critical 9.8 Published Updated

Attackers can sniff localhost traffic to capture plaintext passwords entered in Sunny Explorer, potentially compromising the solar inverter device.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2017-9854?

CVE-2017-9854 is a critical vulnerability in n/a, published on 5 Aug 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

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

Weakness: CWE-311

Which versions are affected by CVE-2017-9854?

It affects 39 products.

Products include Sma Sunny Boy 1.5 Firmware, Sma Sunny Boy 2.5 Firmware, Sma Sunny Boy 3.0 Firmware, Sma Sunny Boy 3.6 Firmware, Sma Sunny Boy 3000tl Firmware, Sma Sunny Boy 3600 Firmware and 33 more.

How do I fix CVE-2017-9854?

No fix has been published for CVE-2017-9854 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-9854 being exploited?

There is no known exploitation of CVE-2017-9854 in the wild and no public exploit code.

Sources

Also known as GHSA-wr5r-wwgf-3hv8.

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