Vulnerability Details CVE-2021-26095
The combination of various cryptographic issues in the session management of FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6, including the encryption construction of the session cookie, may allow a remote attacker already in possession of a cookie to possibly reveal and alter or forge its content, thereby escalating privileges.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 53.2%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 6.5
References
Products affected by CVE-2021-26095
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cpe:2.3:a:fortinet:fortimail:6.2.0
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cpe:2.3:a:fortinet:fortimail:6.2.1
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cpe:2.3:a:fortinet:fortimail:6.2.2
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cpe:2.3:a:fortinet:fortimail:6.2.3
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cpe:2.3:a:fortinet:fortimail:6.2.4
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cpe:2.3:a:fortinet:fortimail:6.2.5
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cpe:2.3:a:fortinet:fortimail:6.2.6
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cpe:2.3:a:fortinet:fortimail:6.4.0
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cpe:2.3:a:fortinet:fortimail:6.4.1
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cpe:2.3:a:fortinet:fortimail:6.4.2
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cpe:2.3:a:fortinet:fortimail:6.4.3
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cpe:2.3:a:fortinet:fortimail:6.4.4