Vulnerability Name:

CVE-2020-13271 (CCN-183269)

Assigned:2020-06-08
Published:2020-06-08
Updated:2020-06-16
Summary:A Stored Cross-Site Scripting vulnerability allowed the execution of arbitrary Javascript code in the blobs API in all previous GitLab CE/EE versions through 13.0.1
CVSS v3 Severity:6.1 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
5.9 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:H/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
6.1 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
5.9 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:H/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
5.5 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-79
Vulnerability Consequences:Cross-Site Scripting
References:Source: MITRE
Type: CNA
CVE-2020-13271

Source: XF
Type: UNKNOWN
gitlab-cve202013271-xss(183269)

Source: CCN
Type: GitLab Web site
CVE-2020-13271.json

Source: CONFIRM
Type: Vendor Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13271.json

Source: MISC
Type: Broken Link, Vendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/200094

Source: MISC
Type: Permissions Required, Third Party Advisory
https://hackerone.com/reports/672150

Vulnerable Configuration:Configuration 1:
  • cpe:/a:gitlab:gitlab:*:*:*:*:community:*:*:* (Version < 12.9.8)
  • OR cpe:/a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* (Version < 12.9.8)
  • OR cpe:/a:gitlab:gitlab:*:*:*:*:community:*:*:* (Version >= 12.10.0 and < 12.10.7)
  • OR cpe:/a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* (Version >= 12.10.0 and < 12.10.7)
  • OR cpe:/a:gitlab:gitlab:*:*:*:*:community:*:*:* (Version >= 13.0.0 and < 13.0.1)
  • OR cpe:/a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* (Version >= 13.0.0 and < 13.0.1)

    • Configuration CCN 1:
  • cpe:/a:gitlab:gitlab:13.0.1:*:*:*:community:*:*:*
  • OR cpe:/a:gitlab:gitlab:13.0.1:*:*:*:enterprise:*:*:*

    • * Denotes that component is vulnerable
    BACK
    gitlab gitlab *
    gitlab gitlab *
    gitlab gitlab *
    gitlab gitlab *
    gitlab gitlab *
    gitlab gitlab *
    gitlab gitlab 13.0.1
    gitlab gitlab 13.0.1