CVE-2026-41020EUVD-2026-110808GHSA-4R7W-HMFV-2648
Eaton easyE4 uses a static nonce during authentication, which could allow an unauthenticated attacker with access to captured authentication
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 2.46
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
The vulnerability affects the authentication function of the Eaton easyE4 device, a power monitoring and management product. An attacker who can capture login traffic could reuse it to gain unauthorized access to the device without valid credentials.
Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.
Read the original description
Eaton easyE4 uses a static nonce during authentication, which could allow an unauthenticated attacker with access to captured authentication traffic to replay a valid authentication exchange and gain unauthorized access to the device.
Timeline
- CVE published
- First seen by cve.now
Affected versions
- Eaton easyE4
fixed in 2.46