High severity · published Aug 20, 2022
CVE-2022-38493
Rhonabwy 0.9.99 through 1.1.x before 1.1.7 doesn't check the RSA private key length before RSA-OAEP decryption
7.5
CVSS
0.3%
EPSS
No
On KEV
Description
Rhonabwy 0.9.99 through 1.1.x before 1.1.7 doesn't check the RSA private key length before RSA-OAEP decryption. This allows attackers to cause a Denial of Service via a crafted JWE (JSON Web Encryption) token.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 27% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RH
Rhonabwy · Rhonabwy Project
0.9.99 before 1.1.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-38493
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-38493
Patch
https://github.com/babelouest/rhonabwy/commit/dd528b3aabd13863f855a68e76966e4e019fc399
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