MongoDB 3.4.x before 3.4.10, and 3.5.x-development, has a disabled-by-default configuration setting, networkMessageCompressors (aka wire protocol compression), which exposes a vulnerability when enabled that could be exploited by a malicious attacker to deny service or modify memory.
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-15535.json"
"2026-04-11T04:47:50Z"
[
{
"signature_version": "v1",
"deprecated": false,
"digest": {
"length": 255.0,
"function_hash": "107862109570281846631268496074686454621"
},
"source": "https://github.com/mongodb/mongo/commit/078f28920cb24de0dd479b5ea6c66c644f6326e9",
"id": "CVE-2017-15535-9e00c8ee",
"signature_type": "Function",
"target": {
"function": "Balancer::joinCurrentRound",
"file": "src/mongo/db/s/balancer/balancer.cpp"
}
},
{
"signature_version": "v1",
"deprecated": false,
"digest": {
"threshold": 0.9,
"line_hashes": [
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"80758732517255109637672591035350889934",
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]
},
"source": "https://github.com/mongodb/mongo/commit/078f28920cb24de0dd479b5ea6c66c644f6326e9",
"id": "CVE-2017-15535-df23af3c",
"signature_type": "Line",
"target": {
"file": "src/mongo/db/s/balancer/balancer.cpp"
}
}
]