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[email protected]CVE-2023-1672

HistoryJul 11, 2023 - 12:15 p.m.

CVE-2023-1672

2023-07-1112:15:09

CWE-362

[email protected]

web.nvd.nist.gov

security

vulnerability

cve-2023-1672

race condition

key generation

key rotation

tang server

nvd

5.3 Medium

CVSS3

Attack Vector

ADJACENT

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

4.9 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

20.7%

JSON

A race condition exists in the Tang server functionality for key generation and key rotation. This flaw results in a small time window where Tang private keys become readable by other processes on the same host.

Affected configurations

NVD

Node

tang_projecttangRange<14

Node

fedoraprojectfedoraMatch38

Node

redhatenterprise_linuxMatch8.0

redhatenterprise_linuxMatch9.0

CPENameOperatorVersion
tang_project:tangtang project tanglt14

CPE	Name	Operator	Version
tang_project:tang	tang project tang	lt	14

CNA Affected

[
  {
    "product": "tang",
    "vendor": "n/a",
    "defaultStatus": "affected"
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 7",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "tang",
    "defaultStatus": "unknown",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:7"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 8",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "tang",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:8"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 9",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "tang",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:9"
    ]
  },
  {
    "product": "Fedora",
    "vendor": "Fedora",
    "collectionURL": "https://packages.fedoraproject.org/",
    "packageName": "tang",
    "defaultStatus": "affected"
  }
]