CVE-2020-35198
CVSS V2 High 7.5
CVSS V3 Critical 9.8
Description
An issue was discovered in Wind River VxWorks 7. The memory allocator has a possible integer overflow in calculating a memory block's size to be allocated by calloc(). As a result, the actual memory allocated is smaller than the buffer size specified by the arguments, leading to memory corruption.
Overview
- CVE ID
- CVE-2020-35198
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-05-12T11:15:07
- Last Modified Date
- 2022-05-12T14:06:23
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:windriver:vxworks:*:*:*:*:*:*:*:* | 1 | OR | 6.9 | 6.9.4.12 |
| cpe:2.3:o:windriver:vxworks:*:*:*:*:*:*:*:* | 1 | OR | 7.0 | 21.03 |
| cpe:2.3:o:windriver:vxworks:6.9.4.12:-:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:windriver:vxworks:6.9.4.12:rolling_cumulative_patch_layer1:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:windriver:vxworks:6.9.4.12:rolling_cumulative_patch_layer2:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:oracle:communications_eagle:*:*:*:*:*:*:*:* | 1 | OR | 46.8.0 | 46.8.2 |
| cpe:2.3:a:oracle:communications_eagle:*:*:*:*:*:*:*:* | 1 | OR | 46.9.1 | 46.9.3 |
| cpe:2.3:a:oracle:communications_eagle:46.7.0:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://support2.windriver.com/index.php?page=security-notices | Vendor Advisory |
| https://support2.windriver.com/index.php?page=cve&on=view&id=CVE-2020-35198 | Vendor Advisory |
| https://www.oracle.com/security-alerts/cpuapr2022.html |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-35198 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35198 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-04-20 16:59:44 | Added to TrackCVE | |||
| 2022-12-05 02:08:14 | 2021-05-12T11:15Z | 2021-05-12T11:15:07 | CVE Published Date | updated |
| 2022-12-05 02:08:14 | 2022-05-12T14:06:23 | CVE Modified Date | updated | |
| 2022-12-05 02:08:14 | Analyzed | Vulnerability Status | updated |