CVE-2020-1768
CVE-2020-1768 is a medium-severity vulnerability in Otrs with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-613.
Key facts
- Severity: Medium (CVSS 3.x base score 5.4)
- CVSS v2: 5.5
- EPSS exploit prediction: 1% (50th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-613
- Affected product: Otrs
- Published:
- Last modified:
Description
The external frontend system uses numerous background calls to the backend. Each background request is treated as user activity so the SessionMaxIdleTime will not be reached. This issue affects: OTRS 7.0.x version 7.0.14 and prior versions.
Frequently asked questions
- What is CVE-2020-1768?
- The external frontend system uses numerous background calls to the backend. Each background request is treated as user activity so the SessionMaxIdleTime will not be reached. This issue affects: OTRS 7.0.x version 7.0.14 and prior versions.
- How severe is CVE-2020-1768?
- CVE-2020-1768 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability low.
- Is CVE-2020-1768 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-1768?
- CVE-2020-1768 affects Otrs. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-1768?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-1768 published?
- CVE-2020-1768 was published on 2020-02-07 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:*
More vulnerabilities in Otrs
- CVE-2026-48188 — Critical (CVSS 9.1): An improper Input Validation vulnerability in OTRS or ((OTRS)) Community Edition database layer module allows an…
- CVE-2013-4717 — High (CVSS 8.8): Multiple SQL injection vulnerabilities in Open Ticket Request System (OTRS) Help Desk 3.0.x before 3.0.22, 3.1.x before…
- CVE-2017-17476 — High (CVSS 8.8): Open Ticket Request System (OTRS) 4.0.x before 4.0.28, 5.0.x before 5.0.26, and 6.0.x before 6.0.3, when cookie support…
- CVE-2017-16921 — High (CVSS 8.8): In OTRS 6.0.x up to and including 6.0.1, OTRS 5.0.x up to and including 5.0.24, and OTRS 4.0.x up to and including…
- CVE-2017-16664 — High (CVSS 8.8): Code injection exists in Kernel/System/Spelling.pm in Open Ticket Request System (OTRS) 5 before 5.0.24, 4 before…
- CVE-2017-15864 — High (CVSS 8.8): In the Agent Frontend in Open Ticket Request System (OTRS) 3.3.x through 3.3.18, with a crafted URL it is possible to…
Other CWE-613 (Insufficient Session Expiration) vulnerabilities
- CVE-2024-8888 — Critical (CVSS 10.0): An attacker with access to the network where CIRCUTOR Q-SMT is located in its firmware version 1.0.4, could steal the…
- CVE-2026-46455 — Critical (CVSS 9.8): Insufficient Session Expiration vulnerability in Apache Camel Keycloak Component. The camel-keycloak security helper…
- CVE-2026-21622 — Critical (CVSS 9.8): Insufficient Session Expiration vulnerability in hexpm hexpm/hexpm ('Elixir.Hexpm.Accounts.PasswordReset' module)…
- CVE-2025-59786 — Critical (CVSS 9.8): 2N Access Commander version 3.4.2 and prior improperly invalidates session tokens, allowing multiple session cookies to…
- CVE-2026-26342 — Critical (CVSS 9.8): Tattile Smart+, Vega, and Basic device families firmware versions 1.181.5 and prior implement an authentication token…
- CVE-2026-1435 — Critical (CVSS 9.8): Not properly invalidated session vulnerability in Graylog Web Interface, version 2.2.3, due to incorrect management of…
Browse all CWE-613 (Insufficient Session Expiration) vulnerabilities →