GHSA-CRJG-W57M-RQQF
Vulnerability from github – Published: 2024-07-22 17:30 – Updated: 2024-11-18 16:26
VLAI
Summary
DNSJava vulnerable to KeyTrap - Denial-of-Service Algorithmic Complexity Attacks
Details
Impact
Users using the ValidatingResolver for DNSSEC validation can run into CPU exhaustion with specially crafted DNSSEC-signed zones.
Patches
Users should upgrade to dnsjava v3.6.0
Workarounds
Although not recommended, only using a non-validating resolver, will remove the vulnerability.
References
https://www.athene-center.de/en/keytrap
Severity
{
"affected": [
{
"package": {
"ecosystem": "Maven",
"name": "dnsjava:dnsjava"
},
"ranges": [
{
"events": [
{
"introduced": "3.5.0"
},
{
"fixed": "3.6.0"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "Maven",
"name": "org.jitsi:dnssecjava"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "2.0.0"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"aliases": [],
"database_specific": {
"cwe_ids": [
"CWE-770"
],
"github_reviewed": true,
"github_reviewed_at": "2024-07-22T17:30:19Z",
"nvd_published_at": null,
"severity": "HIGH"
},
"details": "### Impact\nUsers using the `ValidatingResolver` for DNSSEC validation can run into CPU exhaustion with specially crafted DNSSEC-signed zones.\n\n### Patches\nUsers should upgrade to dnsjava v3.6.0\n\n### Workarounds\nAlthough not recommended, only using a non-validating resolver, will remove the vulnerability. \n\n### References\nhttps://www.athene-center.de/en/keytrap\n",
"id": "GHSA-crjg-w57m-rqqf",
"modified": "2024-11-18T16:26:55Z",
"published": "2024-07-22T17:30:19Z",
"references": [
{
"type": "WEB",
"url": "https://github.com/dnsjava/dnsjava/security/advisories/GHSA-crjg-w57m-rqqf"
},
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-50387"
},
{
"type": "WEB",
"url": "https://github.com/dnsjava/dnsjava/commit/07ac36a11578cc1bce0cd8ddf2fe568f062aee78"
},
{
"type": "WEB",
"url": "https://github.com/dnsjava/dnsjava/commit/3ddc45ce8cdb5c2274e10b7401416f497694e1cf"
},
{
"type": "ADVISORY",
"url": "https://github.com/advisories/GHSA-8459-gg55-8qjj"
},
{
"type": "PACKAGE",
"url": "https://github.com/dnsjava/dnsjava"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
"type": "CVSS_V4"
}
],
"summary": "DNSJava vulnerable to KeyTrap - Denial-of-Service Algorithmic Complexity Attacks"
}
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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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