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Vulnerability details: VCID-xc1g-xya6-g3fq
Vulnerability ID VCID-xc1g-xya6-g3fq
Aliases CVE-2018-11765
GHSA-rhh9-cm65-3w54
Summary Improper Authentication in Apache Hadoop In Apache Hadoop versions 3.0.0-alpha2 to 3.0.0, 2.9.0 to 2.9.2, 2.8.0 to 2.8.5, any users can access some servlets without authentication when Kerberos authentication is enabled and SPNEGO through HTTP is not enabled.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-287 Improper Authentication
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv3 6.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-11765.json
epss 0.01147 https://api.first.org/data/v1/epss?cve=CVE-2018-11765
epss 0.01147 https://api.first.org/data/v1/epss?cve=CVE-2018-11765
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-rhh9-cm65-3w54
cvssv3.1 7.5 https://lists.apache.org/thread.html/r17d94d132b207dad221595fd8b8b18628f5f5ec7e3f5be939ecd8928@%3Ccommits.druid.apache.org%3E
generic_textual HIGH https://lists.apache.org/thread.html/r17d94d132b207dad221595fd8b8b18628f5f5ec7e3f5be939ecd8928@%3Ccommits.druid.apache.org%3E
cvssv3.1 7.5 https://lists.apache.org/thread.html/r2c7f899911a04164ed1707083fcd4135f8427e04778c87d83509b0da%40%3Cgeneral.hadoop.apache.org%3E
generic_textual HIGH https://lists.apache.org/thread.html/r2c7f899911a04164ed1707083fcd4135f8427e04778c87d83509b0da%40%3Cgeneral.hadoop.apache.org%3E
cvssv3.1 7.5 https://lists.apache.org/thread.html/r46447f38ea8c89421614e9efd7de5e656186d35e10fc97cf88477a01@%3Ccommits.druid.apache.org%3E
generic_textual HIGH https://lists.apache.org/thread.html/r46447f38ea8c89421614e9efd7de5e656186d35e10fc97cf88477a01@%3Ccommits.druid.apache.org%3E
cvssv3.1 7.5 https://lists.apache.org/thread.html/r4dddf1705dbedfa94392913b2dad1cd2d1d89040facd389eea0b3510@%3Ccommits.druid.apache.org%3E
generic_textual HIGH https://lists.apache.org/thread.html/r4dddf1705dbedfa94392913b2dad1cd2d1d89040facd389eea0b3510@%3Ccommits.druid.apache.org%3E
cvssv3.1 7.5 https://lists.apache.org/thread.html/r74825601e93582167eb7cdc2f764c74c9c6d8006fa90018562fda60f@%3Ccommits.druid.apache.org%3E
generic_textual HIGH https://lists.apache.org/thread.html/r74825601e93582167eb7cdc2f764c74c9c6d8006fa90018562fda60f@%3Ccommits.druid.apache.org%3E
cvssv3.1 7.5 https://lists.apache.org/thread.html/r79b15c5b66c6df175d01d7560adf0cd5c369129b9a161905e0339927@%3Ccommits.druid.apache.org%3E
generic_textual HIGH https://lists.apache.org/thread.html/r79b15c5b66c6df175d01d7560adf0cd5c369129b9a161905e0339927@%3Ccommits.druid.apache.org%3E
cvssv3.1 7.5 https://lists.apache.org/thread.html/rb21df54a4e39732ce653d2aa5672e36a792b59eb6717f2a06bb8d02a@%3Ccommits.druid.apache.org%3E
generic_textual HIGH https://lists.apache.org/thread.html/rb21df54a4e39732ce653d2aa5672e36a792b59eb6717f2a06bb8d02a@%3Ccommits.druid.apache.org%3E
cvssv3.1 7.5 https://lists.apache.org/thread.html/rb241464d83baa3749b08cd3dabc8dba70a9a9027edcef3b5d4c24ef4@%3Ccommits.druid.apache.org%3E
generic_textual HIGH https://lists.apache.org/thread.html/rb241464d83baa3749b08cd3dabc8dba70a9a9027edcef3b5d4c24ef4@%3Ccommits.druid.apache.org%3E
cvssv3.1 7.5 https://lists.apache.org/thread.html/rbe25cac0f499374f8ae17a4a44a8404927b56de28d4c41940d82b7a4@%3Ccommits.druid.apache.org%3E
generic_textual HIGH https://lists.apache.org/thread.html/rbe25cac0f499374f8ae17a4a44a8404927b56de28d4c41940d82b7a4@%3Ccommits.druid.apache.org%3E
cvssv3.1 7.5 https://lists.apache.org/thread.html/reea5eb8622afbfbfca46bc758f79db83d90a3263a906c4d1acba4971@%3Ccommits.druid.apache.org%3E
generic_textual HIGH https://lists.apache.org/thread.html/reea5eb8622afbfbfca46bc758f79db83d90a3263a906c4d1acba4971@%3Ccommits.druid.apache.org%3E
cvssv3.1 7.5 https://lists.apache.org/thread.html/rf9dfa8b77585c9227db9637552eebb2ab029255a0db4eb76c2b6c4cf@%3Cdev.druid.apache.org%3E
generic_textual HIGH https://lists.apache.org/thread.html/rf9dfa8b77585c9227db9637552eebb2ab029255a0db4eb76c2b6c4cf@%3Cdev.druid.apache.org%3E
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2018-11765
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2018-11765
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2018-11765
cvssv3.1 7.5 https://security.netapp.com/advisory/ntap-20201016-0005
generic_textual HIGH https://security.netapp.com/advisory/ntap-20201016-0005
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-11765.json
https://api.first.org/data/v1/epss?cve=CVE-2018-11765
https://lists.apache.org/thread.html/r17d94d132b207dad221595fd8b8b18628f5f5ec7e3f5be939ecd8928@%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/r17d94d132b207dad221595fd8b8b18628f5f5ec7e3f5be939ecd8928%40%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/r2c7f899911a04164ed1707083fcd4135f8427e04778c87d83509b0da%40%3Cgeneral.hadoop.apache.org%3E
https://lists.apache.org/thread.html/r46447f38ea8c89421614e9efd7de5e656186d35e10fc97cf88477a01@%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/r46447f38ea8c89421614e9efd7de5e656186d35e10fc97cf88477a01%40%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/r4dddf1705dbedfa94392913b2dad1cd2d1d89040facd389eea0b3510@%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/r4dddf1705dbedfa94392913b2dad1cd2d1d89040facd389eea0b3510%40%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/r74825601e93582167eb7cdc2f764c74c9c6d8006fa90018562fda60f@%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/r74825601e93582167eb7cdc2f764c74c9c6d8006fa90018562fda60f%40%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/r79b15c5b66c6df175d01d7560adf0cd5c369129b9a161905e0339927@%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/r79b15c5b66c6df175d01d7560adf0cd5c369129b9a161905e0339927%40%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/rb21df54a4e39732ce653d2aa5672e36a792b59eb6717f2a06bb8d02a@%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/rb21df54a4e39732ce653d2aa5672e36a792b59eb6717f2a06bb8d02a%40%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/rb241464d83baa3749b08cd3dabc8dba70a9a9027edcef3b5d4c24ef4@%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/rb241464d83baa3749b08cd3dabc8dba70a9a9027edcef3b5d4c24ef4%40%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/rbe25cac0f499374f8ae17a4a44a8404927b56de28d4c41940d82b7a4@%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/rbe25cac0f499374f8ae17a4a44a8404927b56de28d4c41940d82b7a4%40%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/reea5eb8622afbfbfca46bc758f79db83d90a3263a906c4d1acba4971@%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/reea5eb8622afbfbfca46bc758f79db83d90a3263a906c4d1acba4971%40%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/rf9dfa8b77585c9227db9637552eebb2ab029255a0db4eb76c2b6c4cf@%3Cdev.druid.apache.org%3E
https://lists.apache.org/thread.html/rf9dfa8b77585c9227db9637552eebb2ab029255a0db4eb76c2b6c4cf%40%3Cdev.druid.apache.org%3E
https://nvd.nist.gov/vuln/detail/CVE-2018-11765
https://security.netapp.com/advisory/ntap-20201016-0005
https://security.netapp.com/advisory/ntap-20201016-0005/
1883549 https://bugzilla.redhat.com/show_bug.cgi?id=1883549
cpe:2.3:a:apache:hadoop:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:hadoop:*:*:*:*:*:*:*:*
cpe:2.3:a:apache:hadoop:3.0.0:-:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:hadoop:3.0.0:-:*:*:*:*:*:*
cpe:2.3:a:apache:hadoop:3.0.0:alpha2:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:hadoop:3.0.0:alpha2:*:*:*:*:*:*
GHSA-rhh9-cm65-3w54 https://github.com/advisories/GHSA-rhh9-cm65-3w54
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-11765.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://lists.apache.org/thread.html/r17d94d132b207dad221595fd8b8b18628f5f5ec7e3f5be939ecd8928@%3Ccommits.druid.apache.org%3E
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://lists.apache.org/thread.html/r2c7f899911a04164ed1707083fcd4135f8427e04778c87d83509b0da%40%3Cgeneral.hadoop.apache.org%3E
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://lists.apache.org/thread.html/r46447f38ea8c89421614e9efd7de5e656186d35e10fc97cf88477a01@%3Ccommits.druid.apache.org%3E
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://lists.apache.org/thread.html/r4dddf1705dbedfa94392913b2dad1cd2d1d89040facd389eea0b3510@%3Ccommits.druid.apache.org%3E
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://lists.apache.org/thread.html/r74825601e93582167eb7cdc2f764c74c9c6d8006fa90018562fda60f@%3Ccommits.druid.apache.org%3E
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://lists.apache.org/thread.html/r79b15c5b66c6df175d01d7560adf0cd5c369129b9a161905e0339927@%3Ccommits.druid.apache.org%3E
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://lists.apache.org/thread.html/rb21df54a4e39732ce653d2aa5672e36a792b59eb6717f2a06bb8d02a@%3Ccommits.druid.apache.org%3E
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://lists.apache.org/thread.html/rb241464d83baa3749b08cd3dabc8dba70a9a9027edcef3b5d4c24ef4@%3Ccommits.druid.apache.org%3E
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://lists.apache.org/thread.html/rbe25cac0f499374f8ae17a4a44a8404927b56de28d4c41940d82b7a4@%3Ccommits.druid.apache.org%3E
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://lists.apache.org/thread.html/reea5eb8622afbfbfca46bc758f79db83d90a3263a906c4d1acba4971@%3Ccommits.druid.apache.org%3E
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://lists.apache.org/thread.html/rf9dfa8b77585c9227db9637552eebb2ab029255a0db4eb76c2b6c4cf@%3Cdev.druid.apache.org%3E
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2018-11765
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2018-11765
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://security.netapp.com/advisory/ntap-20201016-0005
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.77501
EPSS Score 0.01147
Published At June 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-01T12:17:50.578665+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/04/GHSA-rhh9-cm65-3w54/GHSA-rhh9-cm65-3w54.json 36.1.3