Critical severity · published Sep 21, 2022
CVE-2021-43310
A vulnerability in Keylime before 6.3.0 allows an attacker to craft a request to the agent that resets the U and V keys as if the agent were being re-added to a verifier
9.8
CVSS
2.2%
EPSS
No
On KEV
Description
A vulnerability in Keylime before 6.3.0 allows an attacker to craft a request to the agent that resets the U and V keys as if the agent were being re-added to a verifier. This could lead to a remote code execution.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.2% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Keylime · Keylime
before 6.3.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-43310
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-43310
Mitigation
https://github.com/keylime/keylime/security/advisories/GHSA-2m39-75g9-ff5r
Exploit
https://seclists.org/oss-sec/2022/q1/101
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