PT-2021-4082 · Apple+1 · Safari+2

Hubblebubble · Published 2021-01-05 · Updated 2024-03-06 · CVE-2021-22213

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions GitLab CE/EE versions 7.10 and later

Description The issue is related to a cross-site leak vulnerability in the OAuth flow, allowing an attacker to leak an OAuth access token. This can be achieved by convincing a user to visit a malicious page using the Safari browser. There is no information provided about the estimated number of potentially affected devices or real-world incidents where this issue was exploited.

Recommendations For GitLab CE/EE versions 7.10 and later, consider restricting access to the OAuth flow until a patch is available. As a temporary workaround, avoid using Safari to access GitLab pages that utilize the OAuth flow. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

BDU:2021-04660

BIT-GITLAB-2021-22213

CVE-2021-22213

Affected Products

Gitlab

Gitlab Ce/Ee

Safari

References · 14

• https://osv.dev/vulnerability/UBUNTU-CVE-2021-22213 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-22213 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-22213 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-22213 · Security Note
• https://bdu.fstec.ru/vul/2021-04660 · Security Note
• https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22213.json · Vendor Advisory
• https://osv.dev/vulnerability/BIT-gitlab-2021-22213 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-22213 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-22213 · Security Note
• https://t.me/cvenotify/16353 · Telegram Post
• https://t.me/cvenotify/15893 · Telegram Post
• https://hackerone.com/reports/1089277 · Note
• https://t.me/cvenotify/15872 · Telegram Post
• https://gitlab.com/gitlab-org/gitlab/-/issues/300308 · Note