CVE-2023-35847

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Source
https://cve.org/CVERecord?id=CVE-2023-35847
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-35847.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2023-35847
Published
2023-06-19T00:00:00Z
Modified
2026-08-12T13:32:38Z
Summary
[none]
Details

VirtualSquare picoTCP (aka PicoTCP-NG) through 2.1 does not have an MSS lower bound (e.g., it could be zero).

Database specific 
{
    "cna_assigner":  "mitre",
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/35xxx/CVE-2023-35847.json"
}
References

Affected packages

Git / github.com/virtualsquare/picotcp

Affected ranges

Type
GIT
Repo
https://github.com/virtualsquare/picotcp
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
eaf166009e44641e6570c576ba071217f100fd99
Database specific
Show details 
{
    "cpe":  "cpe:2.3:a:virtualsquare:picotcp:*:*:*:*:*:*:*:*",
    "extracted_events":  [
        {
            "introduced":  "0"
        },
        {
            "last_affected":  "2.1"
        }
    ],
    "source":  [
        "CPE_RANGE",
        "REFERENCES"
    ]
}

Affected versions

2.*
2.0.0
V1.*
V1.0
V1.2.4
Other
sprint0
sprint1
sprint2
sprint3
sprint4
sprint5
sprint6
sprint7
sprint8
v1.*
v1.2
v1.2.1
v1.2.2
v1.3.0
v1.5.0
v1.5.1
v1.6.0
v2.*
v2.1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-35847.json"
vanir_signatures 
[
    {
        "deprecated":  false,
        "digest":  {
            "line_hashes":  [
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                "67464624954801547498975388067602035799",
                "134883478032843749754712105893495330826",
                "312067642266342291605952024407400311713",
                "236258804348681343167448998944396968696",
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            ],
            "threshold":  0.9
        },
        "id":  "CVE-2023-35847-1a878a06",
        "signature_type":  "Line",
        "signature_version":  "v1",
        "source":  "https://github.com/virtualsquare/picotcp/commit/eaf166009e44641e6570c576ba071217f100fd99",
        "target":  {
            "file":  "modules/pico_tcp.c"
        }
    },
    {
        "deprecated":  false,
        "digest":  {
            "function_hash":  "220776243562049812956267006101530954895",
            "length":  1579
        },
        "id":  "CVE-2023-35847-2a0d3ef9",
        "signature_type":  "Function",
        "signature_version":  "v1",
        "source":  "https://github.com/virtualsquare/picotcp/commit/eaf166009e44641e6570c576ba071217f100fd99",
        "target":  {
            "file":  "modules/pico_tcp.c",
            "function":  "pico_tcp_initconn"
        }
    },
    {
        "deprecated":  false,
        "digest":  {
            "function_hash":  "288540020976153159234040532578559914135",
            "length":  1335
        },
        "id":  "CVE-2023-35847-3e197a57",
        "signature_type":  "Function",
        "signature_version":  "v1",
        "source":  "https://github.com/virtualsquare/picotcp/commit/eaf166009e44641e6570c576ba071217f100fd99",
        "target":  {
            "file":  "modules/pico_tcp.c",
            "function":  "pico_tcp_open"
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    },
    {
        "deprecated":  false,
        "digest":  {
            "function_hash":  "133399434550449773476553614049209825849",
            "length":  2228
        },
        "id":  "CVE-2023-35847-8f842934",
        "signature_type":  "Function",
        "signature_version":  "v1",
        "source":  "https://github.com/virtualsquare/picotcp/commit/eaf166009e44641e6570c576ba071217f100fd99",
        "target":  {
            "file":  "modules/pico_tcp.c",
            "function":  "tcp_syn"
        }
    }
]
vanir_signatures_modified 
"2026-08-12T13:32:38Z"