PT-2022-6233 · Netcomm · Netcomm Nf20Mesh+2
Published
2022-11-11
·
Updated
2023-01-19
·
CVE-2022-4873
CVSS v2.0
10
Critical
| Vector | AV:N/AC:L/Au:N/C:C/I:C/A:C |
Name of the Vulnerable Software and Affected Versions
Netcomm NF20MESH versions
Netcomm NF20 versions
Netcomm NL1902 versions
Description
A stack-based buffer overflow issue affects the
sessionKey parameter, allowing a remote attacker to potentially execute arbitrary code by providing a specific number of bytes, which overwrites the instruction pointer on the stack and crashes the application at a known location.Recommendations
For Netcomm NF20MESH, consider disabling the
sessionKey parameter until a patch is available.
For Netcomm NF20, restrict access to the vulnerable module to minimize the risk of exploitation.
For Netcomm NL1902, avoid using the sessionKey parameter in affected API endpoints until the issue is resolved.
At the moment, there is no information about a newer version that contains a fix for this vulnerability.Exploit
Memory Corruption
Improper Authentication
Stack Overflow
Authentication Bypass Using an Alternate Path or Channel
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Related Identifiers
Affected Products
Netcomm Nf20
Netcomm Nf20Mesh
Netcomm Nl1902