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Vulnerability details: VCID-e2rx-zab3-tubj
Vulnerability ID VCID-e2rx-zab3-tubj
Aliases CVE-2020-1771
Summary Attacker is able craft an article with a link to the customer address book with malicious content (JavaScript). When agent opens the link, JavaScript code is executed due to the missing parameter encoding. This issue affects: ((OTRS)) Community Edition: 6.0.26 and prior versions. OTRS: 7.0.15 and prior versions.
Status Published
Exploitability 0.5
Weighted Severity 4.9
Risk 2.5
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 0.0087 https://api.first.org/data/v1/epss?cve=CVE-2020-1771
epss 0.0087 https://api.first.org/data/v1/epss?cve=CVE-2020-1771
epss 0.0087 https://api.first.org/data/v1/epss?cve=CVE-2020-1771
epss 0.0087 https://api.first.org/data/v1/epss?cve=CVE-2020-1771
epss 0.0087 https://api.first.org/data/v1/epss?cve=CVE-2020-1771
epss 0.0087 https://api.first.org/data/v1/epss?cve=CVE-2020-1771
epss 0.0087 https://api.first.org/data/v1/epss?cve=CVE-2020-1771
epss 0.0087 https://api.first.org/data/v1/epss?cve=CVE-2020-1771
epss 0.0087 https://api.first.org/data/v1/epss?cve=CVE-2020-1771
epss 0.0087 https://api.first.org/data/v1/epss?cve=CVE-2020-1771
epss 0.0087 https://api.first.org/data/v1/epss?cve=CVE-2020-1771
epss 0.0087 https://api.first.org/data/v1/epss?cve=CVE-2020-1771
epss 0.0087 https://api.first.org/data/v1/epss?cve=CVE-2020-1771
epss 0.0087 https://api.first.org/data/v1/epss?cve=CVE-2020-1771
epss 0.0087 https://api.first.org/data/v1/epss?cve=CVE-2020-1771
epss 0.0087 https://api.first.org/data/v1/epss?cve=CVE-2020-1771
cvssv2 3.5 https://nvd.nist.gov/vuln/detail/CVE-2020-1771
cvssv3.1 5.4 https://nvd.nist.gov/vuln/detail/CVE-2020-1771
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00038.html
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00066.html
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00077.html
https://api.first.org/data/v1/epss?cve=CVE-2020-1771
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-1771
https://lists.debian.org/debian-lts-announce/2023/08/msg00040.html
https://otrs.com/release-notes/otrs-security-advisory-2020-08/
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-2020-1771 https://nvd.nist.gov/vuln/detail/CVE-2020-1771
No exploits are available.
Vector: AV:N/AC:M/Au:S/C:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-1771
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:L/UI:R/S:C/C:L/I:L/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-1771
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 0.7426
EPSS Score 0.0087
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T12:12:40.295644+00:00 EPSS Importer Import https://epss.cyentia.com/epss_scores-current.csv.gz 37.0.0