Vulnerability Details : CVE-2020-14377
A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. A complete lack of validation of attacker-controlled parameters can lead to a buffer over read. The results of the over read are then written back to the guest virtual machine memory. This vulnerability can be used by an attacker in a virtual machine to read significant amounts of host memory. The highest threat from this vulnerability is to data confidentiality and system availability.
Products affected by CVE-2020-14377
- cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
- cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
- cpe:2.3:a:dpdk:data_plane_development_kit:*:*:*:*:*:*:*:*
- cpe:2.3:a:dpdk:data_plane_development_kit:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-14377
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 18 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-14377
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
3.6
|
LOW | AV:L/AC:L/Au:N/C:P/I:N/A:P |
3.9
|
4.9
|
NIST | |
|
7.1
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H |
1.8
|
5.2
|
NIST |
CWE ids for CVE-2020-14377
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by:
- nvd@nist.gov (Secondary)
- secalert@redhat.com (Primary)
References for CVE-2020-14377
-
http://www.openwall.com/lists/oss-security/2021/01/04/1
oss-security - Re: DPDK security advisory for multiple vhost crypto issuesMailing List;Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00004.html
[security-announce] openSUSE-SU-2020:1593-1: critical: Security update fThird Party Advisory
-
http://www.openwall.com/lists/oss-security/2021/01/04/5
oss-security - Re: [dpdk-dev] DPDK security advisory for multiple vhost crypto issuesMailing List;Third Party Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=1879472
1879472 – (CVE-2020-14377) CVE-2020-14377 dpdk: write_back_data buffer over read (cipher->para.dst_data_len & desc->len)Issue Tracking;Third Party Advisory
-
http://www.openwall.com/lists/oss-security/2021/01/04/2
oss-security - Re: [dpdk-dev] DPDK security advisory for multiple vhost crypto issuesMailing List;Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00006.html
[security-announce] openSUSE-SU-2020:1599-1: critical: Security update fThird Party Advisory
-
https://www.openwall.com/lists/oss-security/2020/09/28/3
oss-security - DPDK security advisory for multiple vhost crypto issuesMailing List;Patch;Third Party Advisory
-
https://usn.ubuntu.com/4550-1/
USN-4550-1: DPDK vulnerabilities | Ubuntu security notices | UbuntuThird Party Advisory
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