Vulnerability Details : CVE-2022-20841
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: OverflowInput validationExecute codeDenial of service
Products affected by CVE-2022-20841
- 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-2022-20841
0.25%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 65 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-20841
| 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. | |
|
9.0
|
CRITICAL | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H |
2.2
|
6.0
|
NIST |
CWE ids for CVE-2022-20841
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.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-2022-20841
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