CVE-2022-38493

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Source
https://cve.org/CVERecord?id=CVE-2022-38493
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-38493.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2022-38493
Downstream
Published
2022-08-20T19:41:15Z
Modified
2026-07-09T05:17:51.686763Z
Summary
[none]
Details

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.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/38xxx/CVE-2022-38493.json",
    "cna_assigner": "mitre"
}
References

Affected packages

Git / github.com/babelouest/rhonabwy

Affected ranges

Type
GIT
Repo
https://github.com/babelouest/rhonabwy
Events
Introduced
d439802e37931e1e456be0df29da5bab1056eef3
Fixed
775a8e82719571ab8328a0782bcf40133ec65bfd
Fixed
dd528b3aabd13863f855a68e76966e4e019fc399
Database specific 
{
    "cpe": "cpe:2.3:a:rhonabwy_project:rhonabwy:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0.9.99"
        },
        {
            "fixed": "1.1.6"
        }
    ],
    "source": [
        "CPE_RANGE",
        "REFERENCES"
    ]
}

Affected versions

v0.*
v0.9.99
v0.9.999
v0.9.9999
v1.*
v1.0.0
v1.1.0
v1.1.1
v1.1.2
v1.1.3
v1.1.4
v1.1.5

Database specific

vanir_signatures 
[
    {
        "digest": {
            "function_hash": "191041741188240626579110676124446667317",
            "length": 450.0
        },
        "target": {
            "function": "rsa_oaep_sha1_decrypt",
            "file": "src/jwe.c"
        },
        "id": "CVE-2022-38493-1b8e20fe",
        "signature_version": "v1",
        "signature_type": "Function",
        "source": "https://github.com/babelouest/rhonabwy/commit/dd528b3aabd13863f855a68e76966e4e019fc399",
        "deprecated": false
    },
    {
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "231030406526627522593777398537792131423",
                "308881556782095445872402939409484824551",
                "198452387046156747561451974890062069206",
                "339588104428451684387402747213815227530",
                "233173281795487996994913448712152513308",
                "333777022699184682584032986641932898703"
            ]
        },
        "target": {
            "file": "src/jwe.c"
        },
        "id": "CVE-2022-38493-255c9301",
        "signature_version": "v1",
        "signature_type": "Line",
        "source": "https://github.com/babelouest/rhonabwy/commit/dd528b3aabd13863f855a68e76966e4e019fc399",
        "deprecated": false
    },
    {
        "digest": {
            "function_hash": "249330863341517819856699152583927362549",
            "length": 460.0
        },
        "target": {
            "function": "rsa_oaep_sha256_decrypt",
            "file": "src/jwe.c"
        },
        "id": "CVE-2022-38493-a002f451",
        "signature_version": "v1",
        "signature_type": "Function",
        "source": "https://github.com/babelouest/rhonabwy/commit/dd528b3aabd13863f855a68e76966e4e019fc399",
        "deprecated": false
    }
]
source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-38493.json"
vanir_signatures_modified 
"2026-07-09T05:17:51Z"