CVE-2017-16227
Vulnerability from cvelistv5
Published
2017-10-29 20:00
Modified
2024-08-05 20:20
Severity ?
EPSS score ?
1.92%
(0.88455)
Summary
The aspath_put function in bgpd/bgp_aspath.c in Quagga before 1.2.2 allows remote attackers to cause a denial of service (session drop) via BGP UPDATE messages, because AS_PATH size calculation for long paths counts certain bytes twice and consequently constructs an invalid message.
References
{ containers: { adp: [ { providerMetadata: { dateUpdated: "2024-08-05T20:20:04.858Z", orgId: "af854a3a-2127-422b-91ae-364da2661108", shortName: "CVE", }, references: [ { tags: [ "x_refsource_MISC", "x_transferred", ], url: "https://bugs.debian.org/879474", }, { tags: [ "x_refsource_MISC", "x_transferred", ], url: "http://download.savannah.gnu.org/releases/quagga/quagga-1.2.2.changelog.txt", }, { name: "DSA-4011", tags: [ "vendor-advisory", "x_refsource_DEBIAN", "x_transferred", ], url: "http://www.debian.org/security/2017/dsa-4011", }, { tags: [ "x_refsource_MISC", "x_transferred", ], url: "https://git.savannah.gnu.org/cgit/quagga.git/commit/?id=7a42b78be9a4108d98833069a88e6fddb9285008", }, { tags: [ "x_refsource_MISC", "x_transferred", ], url: "https://lists.quagga.net/pipermail/quagga-dev/2017-September/033284.html", }, ], title: "CVE Program Container", }, ], cna: { affected: [ { product: "n/a", vendor: "n/a", versions: [ { status: "affected", version: "n/a", }, ], }, ], datePublic: "2017-10-29T00:00:00", descriptions: [ { lang: "en", value: "The aspath_put function in bgpd/bgp_aspath.c in Quagga before 1.2.2 allows remote attackers to cause a denial of service (session drop) via BGP UPDATE messages, because AS_PATH size calculation for long paths counts certain bytes twice and consequently constructs an invalid message.", }, ], problemTypes: [ { descriptions: [ { description: "n/a", lang: "en", type: "text", }, ], }, ], providerMetadata: { dateUpdated: "2017-11-03T18:57:01", orgId: "8254265b-2729-46b6-b9e3-3dfca2d5bfca", shortName: "mitre", }, references: [ { tags: [ "x_refsource_MISC", ], url: "https://bugs.debian.org/879474", }, { tags: [ "x_refsource_MISC", ], url: "http://download.savannah.gnu.org/releases/quagga/quagga-1.2.2.changelog.txt", }, { name: "DSA-4011", tags: [ "vendor-advisory", "x_refsource_DEBIAN", ], url: "http://www.debian.org/security/2017/dsa-4011", }, { tags: [ "x_refsource_MISC", ], url: "https://git.savannah.gnu.org/cgit/quagga.git/commit/?id=7a42b78be9a4108d98833069a88e6fddb9285008", }, { tags: [ "x_refsource_MISC", ], url: "https://lists.quagga.net/pipermail/quagga-dev/2017-September/033284.html", }, ], x_legacyV4Record: { CVE_data_meta: { ASSIGNER: "cve@mitre.org", ID: "CVE-2017-16227", STATE: "PUBLIC", }, affects: { vendor: { vendor_data: [ { product: { product_data: [ { product_name: "n/a", version: { version_data: [ { version_value: "n/a", }, ], }, }, ], }, vendor_name: "n/a", }, ], }, }, data_format: "MITRE", data_type: "CVE", data_version: "4.0", description: { description_data: [ { lang: "eng", value: "The aspath_put function in bgpd/bgp_aspath.c in Quagga before 1.2.2 allows remote attackers to cause a denial of service (session drop) via BGP UPDATE messages, because AS_PATH size calculation for long paths counts certain bytes twice and consequently constructs an invalid message.", }, ], }, problemtype: { problemtype_data: [ { description: [ { lang: "eng", value: "n/a", }, ], }, ], }, references: { reference_data: [ { name: "https://bugs.debian.org/879474", refsource: "MISC", url: "https://bugs.debian.org/879474", }, { name: "http://download.savannah.gnu.org/releases/quagga/quagga-1.2.2.changelog.txt", refsource: "MISC", url: "http://download.savannah.gnu.org/releases/quagga/quagga-1.2.2.changelog.txt", }, { name: "DSA-4011", refsource: "DEBIAN", url: "http://www.debian.org/security/2017/dsa-4011", }, { name: "https://git.savannah.gnu.org/cgit/quagga.git/commit/?id=7a42b78be9a4108d98833069a88e6fddb9285008", refsource: "MISC", url: "https://git.savannah.gnu.org/cgit/quagga.git/commit/?id=7a42b78be9a4108d98833069a88e6fddb9285008", }, { name: "https://lists.quagga.net/pipermail/quagga-dev/2017-September/033284.html", refsource: "MISC", url: "https://lists.quagga.net/pipermail/quagga-dev/2017-September/033284.html", }, ], }, }, }, }, cveMetadata: { assignerOrgId: "8254265b-2729-46b6-b9e3-3dfca2d5bfca", assignerShortName: "mitre", cveId: "CVE-2017-16227", datePublished: "2017-10-29T20:00:00", dateReserved: "2017-10-29T00:00:00", dateUpdated: "2024-08-05T20:20:04.858Z", state: "PUBLISHED", }, dataType: "CVE_RECORD", dataVersion: "5.1", "vulnerability-lookup:meta": { nvd: "{\"cve\":{\"id\":\"CVE-2017-16227\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2017-10-29T20:29:00.207\",\"lastModified\":\"2024-11-21T03:16:04.633\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The aspath_put function in bgpd/bgp_aspath.c in Quagga before 1.2.2 allows remote attackers to cause a denial of service (session drop) via BGP UPDATE messages, because AS_PATH size calculation for long paths counts certain bytes twice and consequently constructs an invalid message.\"},{\"lang\":\"es\",\"value\":\"La función aspath_put en bgpd/bgp_aspath.c en Quagga en versiones anteriores a la 1.2.2 permite que los atacantes remotos provoquen una denegación de servicio (caída de sesión) mediante mensajes 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válido.\"}],\"metrics\":{\"cvssMetricV30\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:N/A:P\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-20\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:quagga:quagga:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"1.2.1\",\"matchCriteriaId\":\"8A77B501-67FE-43AE-9A3B-53B9DF5865C9\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DEECE5FC-CACF-4496-A3E7-164736409252\"}]}]}],\"references\":[{\"url\":\"http://download.savannah.gnu.org/releases/quagga/quagga-1.2.2.changelog.txt\",\"source\":\"cve@mitre.org\",\"tags\":[\"Issue 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Sightings
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Nomenclature
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