Mattermost: Security Vulnerabilities
An issue was discovered in Mattermost Server before 5.19.0, 5.18.1, 5.17.3, 5.16.5, and 5.9.8. Creation of a trusted OAuth application does not always require admin privileges, aka MMSA-2020-0001.
CVSS Score
6.5
EPSS Score
0.008
Published
2020-06-19
An issue was discovered in Mattermost Server before 5.23.0. Large webhook requests allow attackers to cause a denial of service (infinite loop), aka MMSA-2020-0021.
CVSS Score
7.5
EPSS Score
0.011
Published
2020-06-19
An issue was discovered in Mattermost Server before 5.23.0. Automatic direct message replies allow attackers to cause a denial of service (infinite loop), aka MMSA-2020-0020.
CVSS Score
7.5
EPSS Score
0.011
Published
2020-06-19
An issue was discovered in Mattermost Mobile Apps before 1.30.0. Authorization tokens can sometimes be disclosed to third-party servers, aka MMSA-2020-0018.
CVSS Score
7.5
EPSS Score
0.011
Published
2020-06-19
An issue was discovered in Mattermost Server before 5.22.0. The markdown renderer allows attackers to cause a denial of service (client-side), aka MMSA-2020-0017.
CVSS Score
7.5
EPSS Score
0.011
Published
2020-06-19
An issue was discovered in Mattermost Mobile Apps before 1.29.0. The iOS app allowed Single Sign-On cookies and Local Storage to remain after a logout, aka MMSA-2020-0013.
CVSS Score
7.5
EPSS Score
0.011
Published
2020-06-19
An issue was discovered in Mattermost Server before 5.21.0. mmctl allows directory traversal via HTTP, aka MMSA-2020-0014.
CVSS Score
5.3
EPSS Score
0.013
Published
2020-06-19
An issue was discovered in Mattermost Server before 5.21.0. Socket read operations are not appropriately restricted, which allows attackers to cause a denial of service, aka MMSA-2020-0005.
CVSS Score
7.5
EPSS Score
0.006
Published
2020-06-19
An issue was discovered in Mattermost Desktop App before 4.4.0. Attackers can open web pages in the desktop application because server redirection is mishandled, aka MMSA-2020-0008.
CVSS Score
6.1
EPSS Score
0.007
Published
2020-06-19
An issue was discovered in Mattermost Desktop App before 4.4.0. Prompting for HTTP Basic Authentication is mishandled, allowing phishing, aka MMSA-2020-0007.
CVSS Score
6.5
EPSS Score
0.012
Published
2020-06-19