CVE-2015-6806

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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:gnu:gnu_screen:*:*:*:*:*:*:*:*", "matchCriteriaId": "60534A4C-D7AF-49DC-871F-B61D9189125E", "versionEndIncluding": "4.3.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The MScrollV function in ansi.c in GNU screen 4.3.1 and earlier does not properly limit recursion, which allows remote attackers to cause a denial of service (stack consumption) via an escape sequence with a large repeat count value."}, {"lang": "es", "value": "Vulnerabilidad en la funci\u00f3n MScrollV en ansi.c en GNU screen 4.3.1 y versiones anteriores, no limita correctamente la recursividad, lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio (consumo de pila) a trav\u00e9s de una secuencia de escape con un valor grande de repeat count."}], "id": "CVE-2015-6806", "lastModified": "2026-06-17T00:31:27.093", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2015-09-28T20:59:06.280", "references": [{"source": "cve@mitre.org", "url": "http://git.savannah.gnu.org/cgit/screen.git/commit/?id=b7484c224738247b510ed0d268cd577076958f1b"}, {"source": "cve@mitre.org", "url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00001.html"}, {"source": "cve@mitre.org", "url": "http://www.debian.org/security/2015/dsa-3352"}, {"source": "cve@mitre.org", "url": "http://www.openwall.com/lists/oss-security/2015/09/01/1"}, {"source": "cve@mitre.org", "tags": ["Exploit"], "url": "http://www.openwall.com/lists/oss-security/2015/09/03/11"}, {"source": "cve@mitre.org", "url": "http://www.openwall.com/lists/oss-security/2015/09/03/4"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Vendor Advisory"], "url": "https://savannah.gnu.org/bugs/?45713"}, {"source": "cve@mitre.org", "url": "https://usn.ubuntu.com/3996-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://git.savannah.gnu.org/cgit/screen.git/commit/?id=b7484c224738247b510ed0d268cd577076958f1b"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00001.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.debian.org/security/2015/dsa-3352"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2015/09/01/1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "http://www.openwall.com/lists/oss-security/2015/09/03/11"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2015/09/03/4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Vendor Advisory"], "url": "https://savannah.gnu.org/bugs/?45713"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://usn.ubuntu.com/3996-1/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "screen: Stack overflow due to deep recursion causing process freeze", "id": "1258802", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1258802"}, "csaw": false, "cvss": {"cvss_base_score": "3.5", "cvss_scoring_vector": "AV:N/AC:M/Au:S/C:N/I:N/A:P", "status": "draft"}, "cwe": "CWE-121", "details": ["The MScrollV function in ansi.c in GNU screen 4.3.1 and earlier does not properly limit recursion, which allows remote attackers to cause a denial of service (stack consumption) via an escape sequence with a large repeat count value."], "name": "CVE-2015-6806", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "screen", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "package_name": "screen", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "package_name": "screen", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2015-08-07T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2015-6806\nhttps://nvd.nist.gov/vuln/detail/CVE-2015-6806"], "threat_severity": "Low"}

{}