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Vulnerability details: VCID-ux1b-2hr8-4uee
Vulnerability ID VCID-ux1b-2hr8-4uee
Aliases CVE-2020-1776
Summary When an agent user is renamed or set to invalid the session belonging to the user is keept active. The session can not be used to access ticket data in the case the agent is invalid. This issue affects ((OTRS)) Community Edition: 6.0.28 and prior versions. OTRS: 7.0.18 and prior versions, 8.0.4. and prior versions.
Status Published
Exploitability 0.5
Weighted Severity 3.9
Risk 1.9
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-613 Insufficient Session Expiration
System Score Found at
epss 0.00366 https://api.first.org/data/v1/epss?cve=CVE-2020-1776
epss 0.00366 https://api.first.org/data/v1/epss?cve=CVE-2020-1776
epss 0.00366 https://api.first.org/data/v1/epss?cve=CVE-2020-1776
epss 0.00366 https://api.first.org/data/v1/epss?cve=CVE-2020-1776
epss 0.00366 https://api.first.org/data/v1/epss?cve=CVE-2020-1776
epss 0.00366 https://api.first.org/data/v1/epss?cve=CVE-2020-1776
epss 0.00366 https://api.first.org/data/v1/epss?cve=CVE-2020-1776
epss 0.00366 https://api.first.org/data/v1/epss?cve=CVE-2020-1776
epss 0.00366 https://api.first.org/data/v1/epss?cve=CVE-2020-1776
epss 0.00366 https://api.first.org/data/v1/epss?cve=CVE-2020-1776
epss 0.00366 https://api.first.org/data/v1/epss?cve=CVE-2020-1776
epss 0.00366 https://api.first.org/data/v1/epss?cve=CVE-2020-1776
epss 0.00366 https://api.first.org/data/v1/epss?cve=CVE-2020-1776
epss 0.00366 https://api.first.org/data/v1/epss?cve=CVE-2020-1776
epss 0.00366 https://api.first.org/data/v1/epss?cve=CVE-2020-1776
epss 0.00366 https://api.first.org/data/v1/epss?cve=CVE-2020-1776
epss 0.00366 https://api.first.org/data/v1/epss?cve=CVE-2020-1776
cvssv3.1 3.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.0 https://nvd.nist.gov/vuln/detail/CVE-2020-1776
cvssv3.1 4.3 https://nvd.nist.gov/vuln/detail/CVE-2020-1776
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2020-1776
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-1776
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://lists.debian.org/debian-lts-announce/2023/08/msg00040.html
https://otrs.com/release-notes/otrs-security-advisory-2020-13/
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-2020-1776 https://nvd.nist.gov/vuln/detail/CVE-2020-1776
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
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:S/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-1776
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:N/S:U/C:L/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-1776
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 0.57843
EPSS Score 0.00366
Published At Aug. 5, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T10:11:32.399711+00:00 NVD Importer Import https://nvd.nist.gov/vuln/detail/CVE-2020-1776 37.0.0