CVE-2017-9864

N/A
Published: August 5, 2017 at 05:00 PM UTC
Updated: June 17, 2026 at 01:29 AM UTC
78 products affected across 1 vendorSunny Central 760CP Xt FirmwareSunny Central 800CP Xt FirmwareSunny Boy 4.0 Firmware

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Severity
N/A
Exploit prediction
EPSS 2%

Description

An issue was discovered in SMA Solar Technology products. An attacker can change the plant time even when not authenticated in any way. This changes the system time, possibly affecting lockout policies and random-number generators based on timestamps, and makes timestamps for data analysis unreliable. NOTE: the vendor reports that this is largely irrelevant because it only affects log-entry timestamps, and because the plant time would later be reset via NTP. (It has never been the case that a lockout policy or random-number generator was affected.) Also, only Sunny Boy TLST-21 and TL-21 and Sunny Tripower TL-10 and TL-30 could potentially be affected

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
sma-sunny-boy-2-5 (same device)
All versions
sma-sunny-boy-3000tl (same device)
All versions
sma-sunny-boy-3600 (same device)
All versions
sma-sunny-boy-3600tl (same device)
All versions
sma-sunny-boy-4000tl (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

CVSS

Confidentiality
NONE
Integrity
PARTIAL
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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