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[email protected]CVE-2021-3693

HistoryAug 23, 2021 - 1:15 p.m.

CVE-2021-3693

2021-08-2313:15:07

CWE-79

[email protected]

web.nvd.nist.gov

ledgersmb

html

origin check

flaw

cve-2021-3693

remote code execution

information disclosure

nvd

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

9.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9 High

AI Score

Confidence

High

0.022 Low

EPSS

Percentile

89.6%

JSON

LedgerSMB does not check the origin of HTML fragments merged into the browser’s DOM. By sending a specially crafted URL to an authenticated user, this flaw can be abused for remote code execution and information disclosure.

Affected configurations

NVD

Node

ledgersmbledgersmbRange1.5.0–1.5.30

ledgersmbledgersmbRange1.6.0–1.6.33

ledgersmbledgersmbRange1.7.0–1.7.32

ledgersmbledgersmbRange1.8.0–1.8.17

Node

debiandebian_linuxMatch10.0

debiandebian_linuxMatch11.0

CPENameOperatorVersion
ledgersmb:ledgersmbledgersmble1.5.30
ledgersmb:ledgersmbledgersmble1.6.33
ledgersmb:ledgersmbledgersmble1.7.32
ledgersmb:ledgersmbledgersmble1.8.17

CPE	Name	Operator	Version
ledgersmb:ledgersmb	ledgersmb	le	1.5.30
ledgersmb:ledgersmb	ledgersmb	le	1.6.33
ledgersmb:ledgersmb	ledgersmb	le	1.7.32
ledgersmb:ledgersmb	ledgersmb	le	1.8.17

CNA Affected

[
  {
    "product": "ledgersmb/ledgersmb",
    "vendor": "ledgersmb",
    "versions": [
      {
        "status": "unaffected",
        "version": "1.7.33"
      },
      {
        "lessThan": "1.8.18",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]