CVE-2020-7457
CVSS V2 Medium 6.8
CVSS V3 High 8.1
Description
In FreeBSD 12.1-STABLE before r359565, 12.1-RELEASE before p7, 11.4-STABLE before r362975, 11.4-RELEASE before p1, and 11.3-RELEASE before p11, missing synchronization in the IPV6_2292PKTOPTIONS socket option set handler contained a race condition allowing a malicious application to modify memory after being freed, possibly resulting in code execution.
Overview
- CVE ID
- CVE-2020-7457
- Assigner
- secteam@freebsd.org
- Vulnerability Status
- Analyzed
- Published Version
- 2020-07-09T14:15:10
- Last Modified Date
- 2022-01-04T16:37:02
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:freebsd:freebsd:11.3:-:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:11.3:p1:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:11.3:p10:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:11.3:p2:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:11.3:p3:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:11.3:p4:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:11.3:p5:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:11.3:p6:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:11.3:p7:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:11.3:p8:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:11.3:p9:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:11.4:-:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:11.4:beta1:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:11.4:rc2:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:12.1:-:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:12.1:p1:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:12.1:p2:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:12.1:p3:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:12.1:p4:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:12.1:p5:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:freebsd:freebsd:12.1:p6:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 6.8
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- HIGH
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 8.1
- Base Severity
- HIGH
- Exploitability Score
- 2.2
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://security.FreeBSD.org/advisories/FreeBSD-SA-20:20.ipv6.asc | Patch Vendor Advisory |
| https://security.netapp.com/advisory/ntap-20200724-0002/ | Third Party Advisory |
| http://packetstormsecurity.com/files/158695/FreeBSD-ip6_setpktopt-Use-After-Free-Privilege-Escalation.html | Exploit Third Party Advisory VDB Entry |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-7457 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7457 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:39:12 | Added to TrackCVE | |||
| 2022-12-04 19:18:18 | 2020-07-09T14:15Z | 2020-07-09T14:15:10 | CVE Published Date | updated |
| 2022-12-04 19:18:18 | 2022-01-04T16:37:02 | CVE Modified Date | updated | |
| 2022-12-04 19:18:18 | Analyzed | Vulnerability Status | updated |