CVE-2020-3257
CVSS V2 Medium 4.8
CVSS V3 High 8.1
Description
Multiple vulnerabilities in the Cisco IOx application environment of Cisco 809 and 829 Industrial Integrated Services Routers (Industrial ISRs) and Cisco 1000 Series Connected Grid Routers (CGR1000) that are running Cisco IOS Software could allow an attacker to cause a denial of service (DoS) condition or execute arbitrary code with elevated privileges on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.
Overview
- CVE ID
- CVE-2020-3257
- Assigner
- ykramarz@cisco.com
- Vulnerability Status
- Analyzed
- Published Version
- 2020-06-03T18:15:21
- Last Modified Date
- 2021-10-19T19:38:31
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:cisco:ios:15.8\(3.0z\)m1:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:cisco:ios:15.9:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:cisco:1120_connected_grid_router:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:1240_connected_grid_router:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:ir809g-lte-ga-k9:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:ir809g-lte-la-k9:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:ir809g-lte-na-k9:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:ir809g-lte-vz-k9:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:ir829-2lte-ea-ak9:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:ir829-2lte-ea-bk9:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:ir829-2lte-ea-ek9:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:ir829gw-lte-ga-ck9:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:ir829gw-lte-ga-ek9:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:ir829gw-lte-ga-sk9:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:ir829gw-lte-ga-zk9:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:ir829gw-lte-na-ak9:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:cisco:ir829gw-lte-vz-ak9:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:A/AC:L/Au:N/C:N/I:P/A:P
- Access Vector
- ADJACENT_NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 4.8
- Severity
- MEDIUM
- Exploitability Score
- 6.5
- Impact Score
- 4.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
- Attack Vector
- ADJACENT_NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 8.1
- Base Severity
- HIGH
- Exploitability Score
- 2.8
- Impact Score
- 5.2
References
| Reference URL | Reference Tags |
|---|---|
| https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-iot-gos-vuln-s9qS8kYL | Patch Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-3257 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3257 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:50:26 | Added to TrackCVE | |||
| 2022-12-04 17:18:58 | psirt@cisco.com | ykramarz@cisco.com | CVE Assigner | updated |
| 2022-12-04 17:18:58 | 2020-06-03T18:15Z | 2020-06-03T18:15:21 | CVE Published Date | updated |
| 2022-12-04 17:18:58 | 2021-10-19T19:38:31 | CVE Modified Date | updated | |
| 2022-12-04 17:18:58 | Analyzed | Vulnerability Status | updated |