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[email protected]CVE-2021-39880

HistoryOct 05, 2021 - 3:15 p.m.

CVE-2021-39880

2021-10-0515:15:07

[email protected]

web.nvd.nist.gov

cve-2021-39880

denial of service

vulnerability

apollo_upload_server

ruby gem

gitlab ce

gitlab ee

nvd

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 Medium

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

52.7%

JSON

A Denial Of Service vulnerability in the apollo_upload_server Ruby gem in GitLab CE/EE all versions starting from 11.9 before 14.0.9, all versions starting from 14.1 before 14.1.4, and all versions starting from 14.2 before 14.2.2 allows an attacker to deny access to all users via specially crafted requests to the apollo_upload_server middleware.

Affected configurations

NVD

Node

gitlabgitlabRange11.9.0–14.0.9community

gitlabgitlabRange11.9.0–14.0.9enterprise

gitlabgitlabRange14.1.0–14.1.4community

gitlabgitlabRange14.1.0–14.1.4enterprise

gitlabgitlabRange14.2.0–14.2.2community

gitlabgitlabRange14.2.0–14.2.2enterprise

CPENameOperatorVersion
gitlab:gitlabgitlablt14.0.9
gitlab:gitlabgitlablt14.1.4
gitlab:gitlabgitlablt14.2.2

CPE	Name	Operator	Version
gitlab:gitlab	gitlab	lt	14.0.9
gitlab:gitlab	gitlab	lt	14.1.4
gitlab:gitlab	gitlab	lt	14.2.2

CNA Affected

[
  {
    "product": "GitLab",
    "vendor": "GitLab",
    "versions": [
      {
        "status": "affected",
        "version": ">=14.2, <14.2.2"
      },
      {
        "status": "affected",
        "version": ">=14.1, <14.1.4"
      },
      {
        "status": "affected",
        "version": ">=11.9, <14.0.9"
      }
    ]
  }
]