Medium severity · published Dec 22, 2021
CVE-2021-21886
A directory traversal vulnerability exists in the Web Manager FSBrowsePage functionality of Lantronix PremierWave 2050 8.9.0.0R4
4.3
CVSS
1.9%
EPSS
No
On KEV
Description
A directory traversal vulnerability exists in the Web Manager FSBrowsePage functionality of Lantronix PremierWave 2050 8.9.0.0R4. A specially crafted HTTP request can lead to information disclosure. An attacker can make an authenticated HTTP request to trigger this vulnerability.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.9% · higher than 80% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
P2
Premierwave 2050 Firmware · Lantronix
8.9.0.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-21886
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-21886
Exploit
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1330
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