Medium severity · published Apr 5, 2018
CVE-2018-1000154
Zammad GmbH Zammad version 2.3.0 and earlier contains a Improper Neutralization of Script-Related HTML Tags in a Web Page (CWE-80) vulnerability in the subject of emails which are…
6.1
CVSS
1.5%
EPSS
No
On KEV
Description
Zammad GmbH Zammad version 2.3.0 and earlier contains a Improper Neutralization of Script-Related HTML Tags in a Web Page (CWE-80) vulnerability in the subject of emails which are not html quoted in certain cases. This can result in the embedding and execution of java script code on users browser. This attack appear to be exploitable via the victim openning a ticket. This vulnerability appears to have been fixed in 2.3.1, 2.2.2 and 2.1.3.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 75% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ZA
Zammad · Zammad
through 2.3.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-1000154
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-1000154
Third Party Advisory
https://github.com/zammad/zammad/issues/1869
Vendor Advisory
https://zammad.com/news/release-2-4
Vendor Advisory
https://zammad.com/news/security-advisory-zaa-2018-01
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