CVE-2020-25211
CVSS V2 Low 3.6
CVSS V3 Medium 6
Description
In the Linux kernel through 5.8.7, local attackers able to inject conntrack netlink configuration could overflow a local buffer, causing crashes or triggering use of incorrect protocol numbers in ctnetlink_parse_tuple_filter in net/netfilter/nf_conntrack_netlink.c, aka CID-1cc5ef91d2ff.
Overview
- CVE ID
- CVE-2020-25211
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2020-09-09T16:15:12
- Last Modified Date
- 2022-11-16T15:08:11
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 1 | OR | 5.8.7 | |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:N/I:P/A:P
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 3.6
- Severity
- LOW
- Exploitability Score
- 3.9
- Impact Score
- 4.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 6
- Base Severity
- MEDIUM
- Exploitability Score
- 0.8
- Impact Score
- 5.2
References
| Reference URL | Reference Tags |
|---|---|
| https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1cc5ef91d2ff94d2bf2de3b3585423e8a1051cb6 | Exploit Mailing List Patch Vendor Advisory |
| https://twitter.com/grsecurity/status/1303646421158109185 | Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OLDYVOM4OS55HA45Y3UEVLDHYGFXPZUX/ | Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BL2O4JAMPJG4YMLLJ7JFDHDJRXN4RKTC/ | Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20201009-0001/ | Third Party Advisory |
| https://www.debian.org/security/2020/dsa-4774 | Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2020/10/msg00028.html | Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html | |
| https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-25211 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25211 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:21:10 | Added to TrackCVE | |||
| 2022-12-04 22:15:27 | 2020-09-09T16:15Z | 2020-09-09T16:15:12 | CVE Published Date | updated |
| 2022-12-04 22:15:27 | 2022-11-16T15:08:11 | CVE Modified Date | updated | |
| 2022-12-04 22:15:27 | Analyzed | Vulnerability Status | updated |