Critical severity · published Oct 13, 2020
CVE-2020-17407
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microhard Bullet-LTE prior to v1.2.0-r1112
9.8
CVSS
6.8%
EPSS
No
On KEV
Description
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microhard Bullet-LTE prior to v1.2.0-r1112. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of authentication headers. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-10596.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)6.8% · higher than 94% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BF
Bullet-lte Firmware · Microhardcorp
before 1.2.0-r1112 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-17407
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-17407
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-1206/
More from Bullet-lte Firmware
8.8
CVE-2018-25148
Microhard Systems IPn4G 1.1.0 Remote Code Execution via Admin Interface
8.8
CVE-2018-25143
Microhard Systems IPn4G 1.1.0 Backdoor Jailbreak via Microhard Sh Service
8.8
CVE-2020-17406
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microhard Bullet-LTE prior to v1.2.0-r1112
8.4
CVE-2018-25144
Microhard Systems IPn4G 1.1.0 Arbitrary File Access via Undocumented System Editor
8.1
CVE-2018-25146
Microhard Systems IPn4G 1.1.0 Service Control Denial of Service