Home/CVE/ThingsBoard before v3.2 is vulnerable to Host header injection in password-reset emails. This allows an attacker to send
CVE

CVE-2020-27687

ThingsBoard before v3.2 is vulnerable to Host header injection in password-reset emails. This allows an attacker to send

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.

HIGH · CVSS 8.8 EPSS 0.00418
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  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
▤

Affected Products & Versions

1
thingsboard< 3.2
⚠

Public Exploits & PoCs

1
pocgist.github.com · 26a8bb13233acd9425e7575a7ad4c936gist.github.com
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD18 Dec 2020 · 07:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/thingsboard/thingsboard/commits/masterThird Party Advisory
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