Medium severity · published Sep 28, 2018
CVE-2018-16587
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
6.5
CVSS
1.8%
EPSS
No
On KEV
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 user with admin permissions opens it, it causes deletions of arbitrary files that the OTRS web server user has write access to.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.8% · higher than 78% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0; 9.0 · source: NVD
OT
Open Ticket Request System · Otrs
4.0.0 before 4.0.32; 5.0.0 before 5.0.30; 6.0.0 before 6.0.11 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-16587
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-16587
Patch
https://community.otrs.com/security-advisory-2018-04-security-update-for-otrs-framework/
Patch
https://github.com/OTRS/otrs/commit/a4a1a01f84fac7ab032570ee50b660e2ebb15c01
Patch
https://github.com/OTRS/otrs/commit/d8cae00b0f78c2a07bb10cedb817304139395843
Patch
https://github.com/OTRS/otrs/commit/d9db0c6a15caafda7689320ecf61777993c33711
Mailing List
https://lists.debian.org/debian-lts-announce/2018/09/msg00033.html
Third Party Advisory
https://www.debian.org/security/2018/dsa-4317
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