CVE-2018-20615 (GCVE-0-2018-20615)

Vulnerability from cvelistv5 – Published: 2019-03-18 16:11 – Updated: 2024-08-05 12:05
VLAI?
Summary
An out-of-bounds read issue was discovered in the HTTP/2 protocol decoder in HAProxy 1.8.x and 1.9.x through 1.9.0 which can result in a crash. The processing of the PRIORITY flag in a HEADERS frame requires 5 extra bytes, and while these bytes are skipped, the total frame length was not re-checked to make sure they were present in the frame.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://www.securityfocus.com/bid/106645 vdb-entryx_refsource_BID
https://access.redhat.com/errata/RHSA-2019:0275 vendor-advisoryx_refsource_REDHAT
http://lists.opensuse.org/opensuse-security-annou… mailing-listx_refsource_MLIST
https://usn.ubuntu.com/3858-1/ vendor-advisoryx_refsource_UBUNTU
https://www.mail-archive.com/haproxy%40formilux.o… mailing-listx_refsource_MLIST
https://access.redhat.com/errata/RHBA-2019:0327 vendor-advisoryx_refsource_REDHAT
Show details on NVD website
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trama.\"}],\"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-125\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.8.0\",\"versionEndIncluding\":\"1.8.19\",\"matchCriteriaId\":\"6D9F2EFA-B2B2-409C-A97A-E05A4E82BE14\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:haproxy:haproxy:1.9.0:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"1047461B-5BDA-4E41-A7D9-76B08E900468\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:haproxy:haproxy:1.9.0:dev0:*:*:*:*:*:*\",\"matchCriteriaId\":\"8A41C4AD-11B0-4676-AD44-A5A96ACF8DE3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:haproxy:haproxy:1.9.0:dev1:*:*:*:*:*:*\",\"matchCriteriaId\":\"46D05CF3-6764-4238-86CF-A2B34668EB7F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:haproxy:haproxy:1.9.0:dev10:*:*:*:*:*:*\",\"matchCriteriaId\":\"CDEE25E3-D419-4CF8-ABD7-68F4776C3A74\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:haproxy:haproxy:1.9.0:dev11:*:*:*:*:*:*\",\"matchCriteriaId\":\"386AC3AC-187C-4AB8-8F25-C9F6FBC68EC9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:haproxy:haproxy:1.9.0:dev2:*:*:*:*:*:*\",\"matchCriteriaId\":\"1492C457-1304-42B5-A6AE-2E7355DF5E9A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:haproxy:haproxy:1.9.0:dev3:*:*:*:*:*:*\",\"matchCriteriaId\":\"49C58F7E-BD94-43E0-B375-635228F02D9A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:haproxy:haproxy:1.9.0:dev4:*:*:*:*:*:*\",\"matchCriteriaId\":\"0646A03C-8DD1-44A2-B4A9-F4C493E9BDDF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:haproxy:haproxy:1.9.0:dev5:*:*:*:*:*:*\",\"matchCriteriaId\":\"3AC98E81-5377-4729-9AD4-F35BB16E99C7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:haproxy:haproxy:1.9.0:dev6:*:*:*:*:*:*\",\"matchCriteriaId\":\"81BABB2D-8E02-402C-A53D-BB4603D43B77\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:haproxy:haproxy:1.9.0:dev7:*:*:*:*:*:*\",\"matchCriteriaId\":\"68AD00F1-BBC4-4FF1-9C44-AF2B7E88F5C6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:haproxy:haproxy:1.9.0:dev8:*:*:*:*:*:*\",\"matchCriteriaId\":\"9F9E46AC-2CA0-4AB0-A199-9726FA507F33\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:haproxy:haproxy:1.9.0:dev9:*:*:*:*:*:*\",\"matchCriteriaId\":\"51C49D8B-3A86-4EBF-83B5-5F5BBE6C088F\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F1E78106-58E6-4D59-990F-75DA575BFAD9\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*\",\"matchCriteriaId\":\"F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*\",\"matchCriteriaId\":\"23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"07C312A0-CD2C-4B9C-B064-6409B25C278F\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2F87326E-0B56-4356-A889-73D026DB1D4B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"142AD0DD-4CF3-4D74-9442-459CE3347E3A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux:7.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"041F9200-4C01-4187-AE34-240E8277B54D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux:7.5:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4EB48767-F095-444F-9E05-D9AC345AB803\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux:7.6:*:*:*:*:*:*:*\",\"matchCriter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  }
}


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Tags
Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.