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CVE-2021-4076

Date: March 2, 2022

A flaw exists in tang, a network-based cryptographic binding server, which could result in leak of private keys.

Severity Score

7.5

Related Resources (8)

Url: https://github.com/latchset/tang/commit/e82459fda10f0630c3414ed2afbc6320bb9ea7c9

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-4076

Url: https://access.redhat.com/security/cve/CVE-2021-4076

Url: https://bugzilla.redhat.com/show_bug.cgi?id=2029814

Url: https://security-tracker.debian.org/tracker/CVE-2021-4076

Url: https://github.com/latchset/tang/pull/81

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2021-4076

Url: https://www.mend.io/vulnerability-database/CVE-2021-4076

Severity Score

7.5

Weakness Type (CWE)

Exposure of Sensitive Information to an Unauthorized Actor

CWE-200

Insufficient Information

NVD-CWE-noinfo

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	NONE
Availability (A):	NONE

CVSS v2

Base Score:	5.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	NONE
Availability (A):	NONE
Additional information:

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