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[email protected]CVE-2020-26409

HistoryDec 11, 2020 - 2:15 a.m.

CVE-2020-26409

2020-12-1102:15:11

CWE-400

CWE-20

[email protected]

web.nvd.nist.gov

cve-2020-26409

gitlab

vulnerability

dos

input validation

markdown fields

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:N/A:P

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

6.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

46.1%

JSON

A DOS vulnerability exists in Gitlab CE/EE >=10.3, <13.4.7,>=13.5, <13.5.5,>=13.6, <13.6.2 that allows an attacker to trigger uncontrolled resource by bypassing input validation in markdown fields.

Affected configurations

NVD

Node

gitlabgitlabRange10.3.0–13.4.7community

gitlabgitlabRange10.3.0–13.4.7enterprise

gitlabgitlabRange13.5.0–13.5.5community

gitlabgitlabRange13.5.0–13.5.5enterprise

gitlabgitlabRange13.6.0–13.6.2community

gitlabgitlabRange13.6.0–13.6.2enterprise

CPENameOperatorVersion
gitlab:gitlabgitlablt13.4.7
gitlab:gitlabgitlablt13.5.5
gitlab:gitlabgitlablt13.6.2

CPE	Name	Operator	Version
gitlab:gitlab	gitlab	lt	13.4.7
gitlab:gitlab	gitlab	lt	13.5.5
gitlab:gitlab	gitlab	lt	13.6.2

CNA Affected

[
  {
    "product": "GitLab CE/EE",
    "vendor": "GitLab",
    "versions": [
      {
        "status": "affected",
        "version": ">=10.3"
      },
      {
        "status": "affected",
        "version": "<13.4.7"
      },
      {
        "status": "affected",
        "version": ">=13.5"
      },
      {
        "status": "affected",
        "version": "<13.5.5"
      },
      {
        "status": "affected",
        "version": ">=13.6"
      },
      {
        "status": "affected",
        "version": "<13.6.2"
      }
    ]
  }
]