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CVE-2021-34544

21
FAUCET Score

CVE-2021-34544 describes a cleartext password storage vulnerability in Solar-Log 500 devices prior to firmware version 2.8.2 Build 52 23.04.2013, specifically within the /export.html, email.html, and sms.html files. This medium-severity vulnerability (CVSS 6.5) allows an authenticated attacker with network access to the device to read sensitive information, as it requires low privileges and has low attack complexity, leading to a high confidentiality impact. There is currently no evidence of active exploitation, nor are there publicly available exploit modules or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.8.1CPE matchmatch criteria
cpe:2.3:o:bkw:solar-log_500_firmware:*:*:*:*:*:*:*:*
2.8.2CPE matchmatch criteria
cpe:2.3:o:bkw:solar-log_500_firmware:2.8.2:build_50:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.00%
Probability of exploitation in next 30 days
EPSS Percentile
59.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0100 is in the 72nd percentile among its peer group of 21,957 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

drive.google.com / file/d/1N8Ch1UGNcoocUaPhOe_1mAECOe5kr4pt/view
ExploitThird Party Advisory
exploit-db.com / exploits/49987
ExploitThird Party AdvisoryVDB Entry
solar-log.com / en/support/firmware
ProductRelease NotesVendor Advisory