CVE-2018-6758

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Source
https://nvd.nist.gov/vuln/detail/CVE-2018-6758
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-6758.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2018-6758
Downstream
Related
Published
2018-02-06T18:29:00.447Z
Modified
2025-11-20T10:52:11.198489Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

The uwsgiexpandpath function in core/utils.c in Unbit uWSGI through 2.0.15 has a stack-based buffer overflow via a large directory length.

References

Affected packages

Git / github.com/unbit/uwsgi

Affected ranges

Type
GIT
Repo
https://github.com/unbit/uwsgi
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
cb4636f7c0af2e97a4eef7a3cdcbd85a71247bfe

Affected versions

0.*

0.9.5
0.9.5.1
0.9.5beta1
0.9.5rc1
0.9.5rc2
0.9.6
0.9.6-rc1
0.9.6-rc2
0.9.6.1
0.9.6.2
0.9.7
0.9.7-beta1
0.9.7-rc1
0.9.7-rc2
0.9.7-rc3
0.9.7.1
0.9.7.2
0.9.8
0.9.8-rc1
0.9.8-rc2
0.9.8-rc3
0.9.8-rc4
0.9.8.1
0.9.8.2
0.9.8.3
0.9.9
0.9.9-beta1
0.9.9-rc1
0.9.9-rc2

1.*

1.0
1.0-rc1
1.0-rc10
1.0-rc2
1.0-rc3
1.0-rc4
1.0-rc5
1.0-rc6
1.0-rc7
1.0-rc8
1.0-rc9
1.0.1
1.1
1.1-rc1
1.1-rc2
1.1-rc3
1.1-rc4
1.2
1.2-rc1
1.2-rc2
1.3
1.3-rc2
1.3-rc3
1.3-rc4
1.4-rc1
1.4-rc2
1.9
1.9-rc1
1.9-rc2
1.9.1
1.9.10
1.9.11
1.9.12
1.9.13
1.9.14
1.9.15
1.9.16
1.9.17
1.9.17.1
1.9.18.1
1.9.19
1.9.2
1.9.20
1.9.21
1.9.21.1
1.9.3
1.9.4
1.9.5
1.9.6
1.9.7
1.9.8
1.9.9

2.*

2.0
2.0-rc1
2.0.1
2.0.2
2.0.3
2.0.4
2.0.5
2.0.5.1
2.0.6
2.0.7

Other

no_server_mode

Database specific

vanir_signatures

[
    {
        "signature_version": "v1",
        "target": {
            "file": "core/utils.c"
        },
        "deprecated": false,
        "source": "https://github.com/unbit/uwsgi/commit/cb4636f7c0af2e97a4eef7a3cdcbd85a71247bfe",
        "id": "CVE-2018-6758-e1f148c8",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "243490772673003282157936558199904593426",
                "181592824591725200369686474910206047044",
                "158615905151477501614971574296757523196",
                "315841527456661264510776714703848883239",
                "26709189314742607060451259810244503048",
                "289459625645574912563299582688155520997",
                "219008088992257488316115284816062178646",
                "28645312378549450316791241360275036809",
                "212277688537049713480888295541017770230",
                "164660208065612182782306403571297121072",
                "304630623969915843393271732044436154810",
                "95920019456127796046077306239782103910"
            ]
        },
        "signature_type": "Line"
    },
    {
        "signature_version": "v1",
        "target": {
            "file": "core/utils.c",
            "function": "uwsgi_expand_path"
        },
        "deprecated": false,
        "source": "https://github.com/unbit/uwsgi/commit/cb4636f7c0af2e97a4eef7a3cdcbd85a71247bfe",
        "id": "CVE-2018-6758-ff0cd9e1",
        "digest": {
            "function_hash": "117135496517650499400134591371153409223",
            "length": 337.0
        },
        "signature_type": "Function"
    }
]