SARA / Free Tools / CVE / CVE-2020-12506

CVE-2020-12506 — Improper Authentication vulnerability in WAGO 750-8XX series with FW version <=

Improper Authentication vulnerability in WAGO 750-8XX series with FW version <= FW03 allows an attacker to change the settings of the devices by sending specifically constructed requests without authentication This issue affects: WAGO 750-362, WAGO 750-363, WAGO 750-823, WAGO

CVSS
9.1 CRITICAL
EPSS
0.27% (top 49.90%)
CWE
CWE-306
Published
2020-09-30T15:43:20.405Z
Last modified
2024-09-17T00:06:46.518Z
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

01What is this vulnerability?

Improper Authentication vulnerability in WAGO 750-8XX series with FW version <= FW03 allows an attacker to change the settings of the devices by sending specifically constructed requests without authentication This issue affects: WAGO 750-362, WAGO 750-363, WAGO 750-823, WAGO 750-832/xxx-xxx, WAGO 750-862, WAGO 750-891, WAGO 750-890/xxx-xxx in versions FW03 and prior versions.

02Affected products

VendorProductVersions
WAGO750362 — unspecified
WAGO750363 — unspecified
WAGO750823 — unspecified
WAGO750832/xxx-xxx — unspecified
WAGO750862 — unspecified
WAGO750891 — unspecified
WAGO750890/xxx-xxx — unspecified

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

Want this in your SOAR or SIEM?
SARA's API returns EPSS, CVSS, KEV, and an analyst-grade summary in one call.
Read the API reference →