CVE-2020-22570

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:memcached:memcached:*:*:*:*:*:*:*:*", "matchCriteriaId": "9CDEE25B-32D1-4097-BDAB-3C5673C6CE5B", "versionEndExcluding": "1.6.3", "versionStartIncluding": "1.6.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Memcached 1.6.0 before 1.6.3 allows remote attackers to cause a denial of service (daemon crash) via a crafted meta command."}, {"lang": "es", "value": "Memcached 1.6.0 anterior a 1.6.3 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda del demonio) a trav\u00e9s de un meta comando manipulado.\n"}], "id": "CVE-2020-22570", "lastModified": "2026-06-17T03:04:17.400", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2020-22570", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-10-03T18:05:22.896494Z", "version": "2.0.3"}}]}, "published": "2023-08-22T19:16:19.297", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Issue Tracking"], "url": "https://github.com/memcached/memcached/issues/636"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking"], "url": "https://github.com/memcached/memcached/issues/636"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-77"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "memcached: NULL pointer dereference in process_mget_command function in memcached.c", "id": "2234997", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2234997"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-77", "details": ["Memcached 1.6.0 before 1.6.3 allows remote attackers to cause a denial of service (daemon crash) via a crafted meta command.", "A vulnerability was found in Memcached. This security issue appears as a NULL pointer dereference vulnerability in memcached.c that allows remote attackers to cause a denial of service (daemon crash) via a crafted meta-command."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2020-22570", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "memcached", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "memcached", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "memcached", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "memcached", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2023-08-22T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-22570\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-22570\nhttps://github.com/memcached/memcached/issues/636"], "statement": "This issue does not affect Red Hat Enterprise Linux 6, 7, 8 and 9 as the affected version of memcached package is currently not provided in any of our supported products.", "threat_severity": "Moderate"}

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