SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-16793

Rollup 18 for Microsoft Exchange Server 2010 SP3 and previous versions has an SSRF vulnerability via the username parameter in /owa/auth/logon.aspx in the OWA (Outlook Web Access) login page.

HIGH 8.6EPSS 11.3%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 11.3%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.

Description

Rollup 18 for Microsoft Exchange Server 2010 SP3 and previous versions has an SSRF vulnerability via the username parameter in /owa/auth/logon.aspx in the OWA (Outlook Web Access) login page.

CVSS 3.0
8.6 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
EPSS
11.33% probability · 96th percentile
CISA KEV
Not listed
Weakness
CWE-918
Affected
microsoft/exchange server
Source
cve@mitre.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.