CVE-2018-8448: microsoft exchange_server Cross-site Scripting
CVSS: 5.8v2.0MediumModified
Published 10-10-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-8448 is a medium (CVSS 5.8) Cross-site Scripting vulnerability in microsoft exchange_server. EPSS estimates a 3.17% chance of exploitation in the next 30 days, higher than 87.8% of scored vulnerabilities.
CVSS score
5.8/10
010
Medium · v2.0 (NVD)EPSS score
3.17%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 10-10-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
An elevation of privilege vulnerability exists when Microsoft Exchange Outlook Web Access (OWA) fails to properly handle web requests, aka "Microsoft Exchange Server Elevation of Privilege Vulnerability." This affects Microsoft Exchange Server.
CVSS metrics
2 scores · 1 source · 2 versionsMedium 5.4Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:NSourcesSingle source
Medium 5.8Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:P/I:P/A:NSourcesSingle source
EPSS trend
Probability
3.17%
Chance of exploitation in the next 30 days
Percentile
88%
Versus all other CVEs
30-day change
0.00 pp
From 3.17% on 18-09-2026
18-09-202618-10-2026
EPSS score3.17%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Microsoft2 products
- exchange_server2013:cumulative_update_21 | 2016:cumulative_update_10
- microsoft exchange server2013 Cumulative Update 21 | 2016 Cumulative Update 10
1 vendor · 2 products
References
3 links
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8448X Refsource CONFIRMPatchVendor Advisory