Vulnerability Details : CVE-2022-20827
Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an unauthenticated, remote attacker to execute arbitrary code or cause a denial of service (DoS) condition on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.
Vulnerability category: OverflowExecute codeDenial of service
Products affected by CVE-2022-20827
- cpe:2.3:o:cisco:rv340_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:rv340w_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:rv345_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:rv345p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:rv160_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:rv160w_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:rv260_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:rv260p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:rv260w_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-20827
0.66%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 80 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-20827
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
9.0
|
CRITICAL | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H |
2.2
|
6.0
|
Cisco Systems, Inc. | |
10.0
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
3.9
|
6.0
|
NIST |
CWE ids for CVE-2022-20827
-
The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.Assigned by: nvd@nist.gov (Primary)
-
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.Assigned by: ykramarz@cisco.com (Secondary)
References for CVE-2022-20827
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