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Vulnerability details: VCID-d8wq-me7v-aaap
Vulnerability ID VCID-d8wq-me7v-aaap
Aliases CVE-2018-14642
GHSA-vf6r-mmhc-3xcm
Summary Information Exposure An information leak vulnerability was found in Undertow. If all headers are not written out in the first `write()` call, the code that handles flushing the buffer will always write out the full contents of the `writevBuffer` buffer, which may contain data from previous requests.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
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
cvssv3.1 5.3 https://access.redhat.com/errata/RHSA-2019:0362
generic_textual MODERATE https://access.redhat.com/errata/RHSA-2019:0362
rhas Moderate https://access.redhat.com/errata/RHSA-2019:0364
rhas Moderate https://access.redhat.com/errata/RHSA-2019:0365
rhas Moderate https://access.redhat.com/errata/RHSA-2019:0380
rhas Important https://access.redhat.com/errata/RHSA-2019:1106
rhas Important https://access.redhat.com/errata/RHSA-2019:1107
rhas Important https://access.redhat.com/errata/RHSA-2019:1108
rhas Important https://access.redhat.com/errata/RHSA-2019:1140
cvssv3 5.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-14642.json
epss 0.00316 https://api.first.org/data/v1/epss?cve=CVE-2018-14642
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epss 0.00791 https://api.first.org/data/v1/epss?cve=CVE-2018-14642
epss 0.02401 https://api.first.org/data/v1/epss?cve=CVE-2018-14642
cvssv3.1 5.3 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14642
generic_textual MODERATE https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14642
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-vf6r-mmhc-3xcm
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2018-14642
cvssv3 5.3 https://nvd.nist.gov/vuln/detail/CVE-2018-14642
cvssv3.1 5.3 https://nvd.nist.gov/vuln/detail/CVE-2018-14642
Reference id Reference type URL
https://access.redhat.com/errata/RHSA-2019:0362
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-14642.json
https://api.first.org/data/v1/epss?cve=CVE-2018-14642
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14642
911796 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=911796
cpe:2.3:a:redhat:undertow:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:redhat:undertow:-:*:*:*:*:*:*:*
CVE-2018-14642 https://nvd.nist.gov/vuln/detail/CVE-2018-14642
GHSA-vf6r-mmhc-3xcm https://github.com/advisories/GHSA-vf6r-mmhc-3xcm
RHEA-2019:1119 https://bugzilla.redhat.com/show_bug.cgi?id=1628702
RHSA-2019:0364 https://access.redhat.com/errata/RHSA-2019:0364
RHSA-2019:0365 https://access.redhat.com/errata/RHSA-2019:0365
RHSA-2019:0380 https://access.redhat.com/errata/RHSA-2019:0380
RHSA-2019:1106 https://access.redhat.com/errata/RHSA-2019:1106
RHSA-2019:1107 https://access.redhat.com/errata/RHSA-2019:1107
RHSA-2019:1108 https://access.redhat.com/errata/RHSA-2019:1108
RHSA-2019:1140 https://access.redhat.com/errata/RHSA-2019:1140
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Found at https://access.redhat.com/errata/RHSA-2019:0362
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:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-14642.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:L/I:N/A:N Found at https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14642
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:L/Au:N/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2018-14642
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:L/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2018-14642
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:L/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2018-14642
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 0.70912
EPSS Score 0.00316
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.