GHSA-MHPQ-9638-X6PW
Vulnerability from github – Published: 2023-12-20 20:31 – Updated: 2026-02-03 17:53
VLAI?
Summary
Duplicate Advisory: Denial of service when decrypting attack controlled input in github.com/dvsekhvalnov/jose2go
Details
Duplicate Advisory
This advisory has been withdrawn because it is a duplicate of GHSA-6294-6rgp-fr7r. This link is maintained to preserve external references.
Original Description
An attacker controlled input of a PBES2 encrypted JWE blob can have a very large p2c value that, when decrypted, produces a denial-of-service.
Severity ?
5.3 (Medium)
{
"affected": [
{
"package": {
"ecosystem": "Go",
"name": "github.com/dvsekhvalnov/jose2go"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.5.1-0.20231206184617-48ba0b76bc88"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"aliases": [],
"database_specific": {
"cwe_ids": [
"CWE-400"
],
"github_reviewed": true,
"github_reviewed_at": "2023-12-20T20:31:57Z",
"nvd_published_at": null,
"severity": "MODERATE"
},
"details": "## Duplicate Advisory\nThis advisory has been withdrawn because it is a duplicate of GHSA-6294-6rgp-fr7r. This link is maintained to preserve external references.\n\n## Original Description\n\nAn attacker controlled input of a PBES2 encrypted JWE blob can have a very large p2c value that, when decrypted, produces a denial-of-service.",
"id": "GHSA-mhpq-9638-x6pw",
"modified": "2026-02-03T17:53:34Z",
"published": "2023-12-20T20:31:57Z",
"references": [
{
"type": "WEB",
"url": "https://github.com/dvsekhvalnov/jose2go/issues/31"
},
{
"type": "WEB",
"url": "https://github.com/dvsekhvalnov/jose2go/commit/a4584e9dd7128608fedbc67892eba9697f0d5317"
},
{
"type": "PACKAGE",
"url": "https://github.com/dvsekhvalnov/jose2go"
},
{
"type": "WEB",
"url": "https://www.blackhat.com/us-23/briefings/schedule/#three-new-attacks-against-json-web-tokens-31695"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
"type": "CVSS_V3"
}
],
"summary": "Duplicate Advisory: Denial of service when decrypting attack controlled input in github.com/dvsekhvalnov/jose2go",
"withdrawn": "2026-02-03T17:53:34Z"
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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