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Vulnerability details: VCID-12kw-2erg-aaaq
Vulnerability ID VCID-12kw-2erg-aaaq
Aliases CVE-2021-21441
Summary There is a XSS vulnerability in the ticket overview screens. It's possible to collect various information by having an e-mail shown in the overview screen. Attack can be performed by sending specially crafted e-mail to the system and it doesn't require any user intraction. This issue affects: OTRS AG ((OTRS)) Community Edition 6.0.x version 6.0.1 and later versions. OTRS AG OTRS 7.0.x version 7.0.26 and prior versions.
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
System Score Found at
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
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epss 0.00407 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00407 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
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epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
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epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
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epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
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epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00557 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
epss 0.00676 https://api.first.org/data/v1/epss?cve=CVE-2021-21441
cvssv3.1 6.5 https://lists.debian.org/debian-lts-announce/2023/08/msg00040.html
generic_textual MODERATE https://lists.debian.org/debian-lts-announce/2023/08/msg00040.html
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2021-21441
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2021-21441
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2021-21441
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2021-21441
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21441
https://lists.debian.org/debian-lts-announce/2023/08/msg00040.html
https://otrs.com/release-notes/otrs-security-advisory-2021-11/
989992 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=989992
cpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:*
cpe:2.3:a:otrs:otrs:*:*:*:*:community:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:otrs:otrs:*:*:*:*:community:*:*:*
CVE-2021-21441 https://nvd.nist.gov/vuln/detail/CVE-2021-21441
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N Found at https://lists.debian.org/debian-lts-announce/2023/08/msg00040.html
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-2021-21441
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-2021-21441
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://nvd.nist.gov/vuln/detail/CVE-2021-21441
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 0.53766
EPSS Score 0.00166
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.