CVE-2021-21117 — Link Following in Google Chrome

CWE-59 — Link FollowingCWE-362 — Race ConditionCWE-269 — Improper Privilege Management5 documents5 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 98.43%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Google ChromeChromiumDebian Chromium+1 more
Timeline
PublishedFeb 9
Latest updateMay 24

Description

Insufficient policy enforcement in Cryptohome in Google Chrome prior to 88.0.4324.96 allowed a local attacker to perform OS-level privilege escalation via a crafted file.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages5 packages

▶CVEListV5google/chromeunspecified — 88.0.4324.96
▶NVDgoogle/chrome< 88.0.4324.96
▶debiandebian/chromium< chromium 88.0.4324.96-0.1 (bookworm)
▶Debianchromium/chromium< 88.0.4324.96-0.1+3

🔴Vulnerability Details

2
GHSA
GHSA-2j96-rgh6-6vhp: Insufficient policy enforcement in Cryptohome in Google Chrome prior to 88↗2022-05-24
▶
OSV
CVE-2021-21117: Insufficient policy enforcement in Cryptohome in Google Chrome prior to 88↗2021-02-09
▶

📋Vendor Advisories

2
Chrome
Stable Channel Update for Desktop: CVE-2021-21117↗2021-01-19
▶
Debian
CVE-2021-21117: chromium - Insufficient policy enforcement in Cryptohome in Google Chrome prior to 88.0.432...↗2021
▶