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[email protected]CVE-2021-39908

HistoryApr 01, 2022 - 11:15 p.m.

CVE-2021-39908

2022-04-0123:15:10

CWE-94

[email protected]

web.nvd.nist.gov

gitlab

unicode

code abuse

security

vulnerability

nvd

cve-2021-39908

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

38.9%

JSON

In all versions of GitLab CE/EE starting from 0.8.0 before 14.2.6, all versions starting from 14.3 before 14.3.4, and all versions starting from 14.4 before 14.4.1 certain Unicode characters can be abused to commit malicious code into projects without being noticed in merge request or source code viewer UI.

Affected configurations

NVD

Node

gitlabgitlabRange0.8.0–14.2.6community

gitlabgitlabRange0.8.0–14.2.6enterprise

gitlabgitlabRange14.3.0–14.3.4community

gitlabgitlabRange14.3.0–14.3.4enterprise

gitlabgitlabMatch14.4.0community

gitlabgitlabMatch14.4.0enterprise

CPENameOperatorVersion
gitlab:gitlabgitlablt14.2.6
gitlab:gitlabgitlablt14.3.4
gitlab:gitlabgitlabeq14.4.0

CPE	Name	Operator	Version
gitlab:gitlab	gitlab	lt	14.2.6
gitlab:gitlab	gitlab	lt	14.3.4
gitlab:gitlab	gitlab	eq	14.4.0

CNA Affected

[
  {
    "product": "GitLab",
    "vendor": "GitLab",
    "versions": [
      {
        "status": "affected",
        "version": ">=0.8.0, <14.2.6"
      },
      {
        "status": "affected",
        "version": ">=14.3, <14.3.4"
      },
      {
        "status": "affected",
        "version": ">=14.4, <14.4.1"
      }
    ]
  }
]