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CVE-2020-14377

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Date: September 30, 2020

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.

Language: C

Severity Score

Related Resources (12)

https://bugzilla.redhat.com/show_bug.cgi?id=1879472
https://usn.ubuntu.com/4550-1/
https://www.openwall.com/lists/oss-security/2020/09/28/3
http://www.openwall.com/lists/oss-security/2021/01/04/1
http://www.openwall.com/lists/oss-security/2021/01/04/2
http://www.openwall.com/lists/oss-security/2021/01/04/5
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00004.html
https://nvd.nist.gov/vuln/detail/CVE-2020-14377
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-14377
https://security-tracker.debian.org/tracker/CVE-2020-14377
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00006.html
https://www.mend.io/vulnerability-database/CVE-2020-14377

Severity Score

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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