VulnerabilityModified
CVE-2021-35067
Meross MSG100 devices before 3.2.3 allow an attacker to replay the same data or similar data (e.g., an attacker who sniffs a Close message can transmit an acceptable Open message).
HIGH 8.1EPSS 0.94%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.94%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Meross MSG100 devices before 3.2.3 allow an attacker to replay the same data or similar data (e.g., an attacker who sniffs a Close message can transmit an acceptable Open message).
- CVSS 3.1
- 8.1 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
- EPSS
- 0.94% probability · 59th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-294
- Affected
- meross/msg100 firmware
- Source
- cve@mitre.org
References
- https://infosec.rm-it.de/2021/06/18/meross-smart-wi-fi-garage-door-opener-analysis/Exploit, Third Party Advisory
- https://infosec.rm-it.de/?p=878&preview=1&_ppp=219bc85c2fExploit, Third Party Advisory
- https://infosec.rm-it.de/2021/06/18/meross-smart-wi-fi-garage-door-opener-analysis/Exploit, Third Party Advisory
- https://infosec.rm-it.de/?p=878&preview=1&_ppp=219bc85c2fExploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.