CVE-2021-3690

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Source
https://cve.org/CVERecord?id=CVE-2021-3690
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-3690.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-3690
Aliases
Downstream
Published
2022-08-23T16:15:09.450Z
Modified
2026-03-20T04:10:59.439418Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

A flaw was found in Undertow. A buffer leak on the incoming WebSocket PONG message may lead to memory exhaustion. This flaw allows an attacker to cause a denial of service. The highest threat from this vulnerability is availability.

References

Affected packages

Git / github.com/libfuse/libfuse

Affected ranges

Type
GIT
Repo
https://github.com/libfuse/libfuse
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
ce63733284dd6519d2f4ca03c6aa8a6caa328379
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "1.0"
        }
    ]
}
Type
GIT
Repo
https://github.com/undertow-io/undertow
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
225d62735b189e460a56460207b8c6073fcc3737
Introduced
2291c7c07dc5bccf3b45c4db3a1b63123b8ce484
Fixed
40926588d550bf28f583617d93a0a1520110a2d0
Fixed
c7e84a0b7efced38506d7d1dfea5902366973877
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "fixed": "2.0.40"
        },
        {
            "introduced": "2.1.0"
        },
        {
            "fixed": "2.2.10"
        }
    ]
}

Affected versions

2.*
2.1.0.Final
2.1.1.Final
2.1.2.Final
2.1.3.Final
2.1.4.Final
2.2.0.Final
2.2.1.Final
2.2.2.Final
2.2.3.Final
2.2.4.Final
2.2.5.Final
2.2.6.Final
2.2.7.Final
2.2.8.Final
2.2.9.Final
Other
debian_version_0_95-1
debian_version_1_0-1
fuse_0_9
fuse_0_95
start

Database specific

unresolved_ranges 
[
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "7.3"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "7.4"
            }
        ]
    }
]
vanir_signatures 
[
    {
        "digest": {
            "function_hash": "187851407789216287730490246308857511865",
            "length": 601.0
        },
        "signature_type": "Function",
        "id": "CVE-2021-3690-45402648",
        "signature_version": "v1",
        "source": "https://github.com/undertow-io/undertow/commit/c7e84a0b7efced38506d7d1dfea5902366973877",
        "deprecated": false,
        "target": {
            "file": "websockets-jsr/src/main/java/io/undertow/websockets/jsr/FrameHandler.java",
            "function": "onFullPongMessage"
        }
    },
    {
        "digest": {
            "line_hashes": [
                "79403700335528539273770068144736272793",
                "79857656579781679713873665099933085318",
                "244125084856819352952595829882912148068",
                "137441744319017044843376062865140644092"
            ],
            "threshold": 0.9
        },
        "signature_type": "Line",
        "id": "CVE-2021-3690-e32340ef",
        "signature_version": "v1",
        "source": "https://github.com/undertow-io/undertow/commit/c7e84a0b7efced38506d7d1dfea5902366973877",
        "deprecated": false,
        "target": {
            "file": "websockets-jsr/src/main/java/io/undertow/websockets/jsr/FrameHandler.java"
        }
    }
]
source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-3690.json"