CVE-2019-20795
CVSS V2 Low 2.1
CVSS V3 Medium 4.4
Description
iproute2 before 5.1.0 has a use-after-free in get_netnsid_from_name in ip/ipnetns.c. NOTE: security relevance may be limited to certain uses of setuid that, although not a default, are sometimes a configuration option offered to end users. Even when setuid is used, other factors (such as C library configuration) may block exploitability.
Overview
- CVE ID
- CVE-2019-20795
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2020-05-09T21:15:10
- Last Modified Date
- 2020-09-10T17:50:15
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:iproute2_project:iproute2:*:*:*:*:*:*:*:* | 1 | OR | 5.1.0 | |
| cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:N/I:N/A:P
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- PARTIAL
- Base Score
- 2.1
- Severity
- LOW
- Exploitability Score
- 3.9
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 4.4
- Base Severity
- MEDIUM
- Exploitability Score
- 0.8
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://git.kernel.org/pub/scm/network/iproute2/iproute2.git/commit/?id=9bf2c538a0eb10d66e2365a655bf6c52f5ba3d10 | Patch Third Party Advisory |
| https://bugzilla.suse.com/show_bug.cgi?id=1171452 | Issue Tracking Third Party Advisory |
| https://usn.ubuntu.com/4357-1/ | Third Party Advisory |
| https://security.gentoo.org/glsa/202008-06 | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2019-20795 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20795 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:24:40 | Added to TrackCVE | |||
| 2022-12-04 16:20:44 | 2020-05-09T21:15Z | 2020-05-09T21:15:10 | CVE Published Date | updated |
| 2022-12-04 16:20:44 | 2020-09-10T17:50:15 | CVE Modified Date | updated | |
| 2022-12-04 16:20:44 | Analyzed | Vulnerability Status | updated |