CVE-2021-37377 json
Cross Site Scripting (XSS) vulnerability in Teradek Brik firmware version 7.2.x and earlier allows remote attackers to run arbitrary code v…
published 2023-02-03 3 y ago modified 2026-06-17 4 mo ago also EUVD-2021-23946
- cvss
- 5.4
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.6%
- EPSS 0.6% chance of exploitation in 30 days, percentile 48%
- public exploits
- 0
- none known
Summary
Cross Site Scripting (XSS) vulnerability in Teradek Brik firmware version 7.2.x and earlier allows remote attackers to run arbitrary code via the Friendly Name field in System Information Settings. NOTE: Vedor states the product has reached End of Life and will not be receiving any firmware updates to address this issue.
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2 y ago
Exploit prediction
0.59% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- tbutler.org https://tbutler.org/2021/04/29/teradek-vulnerability-advisory referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
tbutler.org
/2021/04/29/teradek-vulnerability-advisory
exploit, third-party-advisory
Sources
- CVE List CVE-2021-37377
- NVD CVE-2021-37377
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.