4.3
MEDIUM CVSS 3.0
CVE-2018-16586
"OTRS Open Redirect Vulnerability"
Description

In Open Ticket Request System (OTRS) 4.0.x before 4.0.32, 5.0.x before 5.0.30, and 6.0.x before 6.0.11, an attacker could send a malicious email to an OTRS system. If a logged in user opens it, the email could cause the browser to load external image or CSS resources.

INFO

Published Date :

Sept. 28, 2018, 12:29 a.m.

Last Modified :

Nov. 21, 2024, 3:52 a.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2018-16586 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Debian debian_linux
1 Otrs open_ticket_request_system
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 MEDIUM [email protected]
CVSS 3.0 MEDIUM [email protected]
Solution
A vulnerability in OTRS allows for open redirects. To address this issue, update the affected packages.
  • Upgrade the affected OTRS packages.
  • If running Debian, update to version 5.0.16-1+deb9u6 or later.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2018-16586 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2018-16586 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2018-16586 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2018-16586 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://community.otrs.com/security-advisory-2018-05-security-update-for-otrs-framework/
    Added Reference https://github.com/OTRS/otrs/commit/09e80c7752b0d9080688e4597c7495dd109e0963
    Added Reference https://github.com/OTRS/otrs/commit/a808859a75c59ae3b7568f5cc4708c53462aa4c7
    Added Reference https://github.com/OTRS/otrs/commit/baa92df09145b8ae2702a3a0e85d8ba55ec96302
    Added Reference https://lists.debian.org/debian-lts-announce/2018/09/msg00033.html
    Added Reference https://www.debian.org/security/2018/dsa-4317
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CWE Remap by [email protected]

    Aug. 24, 2020

    Action Type Old Value New Value
    Changed CWE CWE-20 NVD-CWE-noinfo
  • Initial Analysis by [email protected]

    Nov. 21, 2018

    Action Type Old Value New Value
    Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Added CVSS V2 (AV:N/AC:M/Au:N/C:N/I:P/A:N)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
    Changed Reference Type https://github.com/OTRS/otrs/commit/a808859a75c59ae3b7568f5cc4708c53462aa4c7 No Types Assigned https://github.com/OTRS/otrs/commit/a808859a75c59ae3b7568f5cc4708c53462aa4c7 Patch
    Changed Reference Type https://github.com/OTRS/otrs/commit/09e80c7752b0d9080688e4597c7495dd109e0963 No Types Assigned https://github.com/OTRS/otrs/commit/09e80c7752b0d9080688e4597c7495dd109e0963 Patch
    Changed Reference Type https://lists.debian.org/debian-lts-announce/2018/09/msg00033.html No Types Assigned https://lists.debian.org/debian-lts-announce/2018/09/msg00033.html Mailing List, Third Party Advisory
    Changed Reference Type https://www.debian.org/security/2018/dsa-4317 No Types Assigned https://www.debian.org/security/2018/dsa-4317 Third Party Advisory
    Changed Reference Type https://github.com/OTRS/otrs/commit/baa92df09145b8ae2702a3a0e85d8ba55ec96302 No Types Assigned https://github.com/OTRS/otrs/commit/baa92df09145b8ae2702a3a0e85d8ba55ec96302 Patch
    Changed Reference Type https://community.otrs.com/security-advisory-2018-05-security-update-for-otrs-framework/ No Types Assigned https://community.otrs.com/security-advisory-2018-05-security-update-for-otrs-framework/ Patch, Vendor Advisory
    Added CWE CWE-20
    Added CPE Configuration OR *cpe:2.3:a:otrs:open_ticket_request_system:*:*:*:*:*:*:*:* versions from (including) 4.0.0 up to (excluding) 4.0.32 *cpe:2.3:a:otrs:open_ticket_request_system:*:*:*:*:*:*:*:* versions from (including) 5.0.0 up to (excluding) 5.0.30 *cpe:2.3:a:otrs:open_ticket_request_system:*:*:*:*:*:*:*:* versions from (including) 6.0.0 up to (excluding) 6.0.11
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Oct. 15, 2018

    Action Type Old Value New Value
    Added Reference https://www.debian.org/security/2018/dsa-4317 [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 4.3
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Base CVSS Score: 4.3
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.61 }} -0.01%

score

0.68665

percentile