High severity · published Jun 19, 2020
CVE-2017-18917
An issue was discovered in Mattermost Server before 3.8.2, 3.7.5, and 3.6.7
7.5
CVSS
0.7%
EPSS
No
On KEV
Description
An issue was discovered in Mattermost Server before 3.8.2, 3.7.5, and 3.6.7. Weak hashing was used for e-mail invitations, OAuth, and e-mail verification tokens.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 54% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MS
Mattermost Server · Mattermost
3.6.0 before 3.6.7; 3.7.0 before 3.7.5; 3.8.0 before 3.8.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-18917
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-18917
Vendor Advisory
https://mattermost.com/security-updates/
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