CVE-2026-90779

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Source
https://cve.org/CVERecord?id=CVE-2026-90779
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90779.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-90779
Published
2026-09-13T11:42:28Z
Modified
2026-10-28T11:19:40Z
Severity
  • 8.7 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVSS Calculator
Summary
SIPp through 3.7.7 Stack Buffer Overflow via createAuthHeader Algorithm Parameter
Details

SIPp through 3.7.7 contains a stack buffer overflow vulnerability in createAuthHeader() when processing SIP authentication challenges with oversized algorithm parameters. A malicious SIP server can send a crafted 401 or 407 challenge to corrupt the stack and crash the client process.

Database specific 
{
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
        "CWE-121"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90779.json"
}
References

Affected packages

Git / github.com/sipp/sipp

Affected ranges

Type
GIT
Repo
https://github.com/sipp/sipp
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
1d4a5622bea34d0b5cdff333e6b5734608e30af7
Database specific
Show details 
{
    "extracted_events": [
        {
            "range": [
                {
                    "introduced": "0"
                },
                {
                    "last_affected": "3.7.7"
                }
            ],
            "source": "AFFECTED_FIELD",
            "strategy": "StandardRange"
        },
        {
            "range": [
                {
                    "fixed": "1d4a5622bea34d0b5cdff333e6b5734608e30af7"
                }
            ],
            "source": "REFERENCES_COMMIT"
        }
    ]
}

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90779.json"
vanir_signatures 
[
    {
        "deprecated": false,
        "digest": {
            "function_hash": "272655781295700440033255931196775378875",
            "length": 1584
        },
        "id": "CVE-2026-90779-8e422d75",
        "signature_type": "Function",
        "signature_version": "v1",
        "source": "https://github.com/sipp/sipp/commit/1d4a5622bea34d0b5cdff333e6b5734608e30af7",
        "target": {
            "file": "src/auth.cpp",
            "function": "createAuthHeader"
        }
    },
    {
        "deprecated": false,
        "digest": {
            "line_hashes": [
                "124341802793827089946765421589429529441",
                "173967929672885655827398598679834291408",
                "177159558675663488573672167036968157372",
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                "145872507985190503826988008353323061297",
                "268644509643034483966382941673200849268",
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                "197850149046904233672957869950140791052",
                "16208948970243082542168294146801497050"
            ],
            "threshold": 0.9
        },
        "id": "CVE-2026-90779-ad0783e3",
        "signature_type": "Line",
        "signature_version": "v1",
        "source": "https://github.com/sipp/sipp/commit/1d4a5622bea34d0b5cdff333e6b5734608e30af7",
        "target": {
            "file": "src/auth.cpp"
        }
    }
]
vanir_signatures_modified 
"2026-10-28T11:19:40Z"