VDB
CVE-2021-3560
CVE-2021-3560
PUBLISHED
KEV
CVSS 7.800000190734863 HIGH
It was found that polkit could be tricked into bypassing the credential checks for D-Bus requests, elevating the privileges of the requestor to the root user. This flaw could be used by an unprivileged local attacker to, for example, create a new local administrator. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
EPSS 23.71% · 97.7th percentile
Risk Scores
CVSS 3.1
7.800000190734863
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score
23.71%
97.7th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:22.04:LTS | policykit-1 | 0 |
| Ubuntu:20.04:LTS | policykit-1 | 0, 0.105-26ubuntu1 |
Timeline
- Jun 3, 2021 CVE Published
- Jun 11, 2021 VulnCheck XDB Entry
- Jun 12, 2021 VulnCheck XDB Entry
- Jun 14, 2021 VulnCheck XDB Entry
- Jun 15, 2021 PoC Published
- Jun 15, 2021 VulnCheck XDB Entry
- Jun 19, 2021 VulnCheck XDB Entry
- Jul 10, 2021 PoC Published
- Jul 28, 2021 VulnCheck XDB Entry
- Jul 30, 2021 VulnCheck XDB Entry
- Feb 13, 2022 VulnCheck XDB Entry
- Feb 17, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-3560 third-party-advisory
- https://ubuntu.com/security/notices/USN-4980-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-3560 third-party-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog third-party-advisory