Improper input validation in Thingsboard
CVE-2020-27687
ThingsBoard before v3.2 is vulnerable to Host header injection in password-reset emails. This allows an attacker to send malicious links in password-reset emails to victims, pointing to an attacker-controlled server. Lack of validation of the Host header allows this to happen.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.015 (72.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Thingsboard
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-27687?
- CVE-2020-27687 is a high-severity vulnerability in Thingsboard, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2020-12-18.
- How severe is CVE-2020-27687?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2020-27687 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.