CVE-2019-0858: microsoft exchange_server Cross-site Scripting
CVSS: 6.1v3.1MediumModified
Published 09-04-2019Last modified 04-08-2024
Vulnerability summary
CVE-2019-0858 is a medium (CVSS 6.1) Cross-site Scripting vulnerability in microsoft exchange_server. EPSS estimates a 2.10% chance of exploitation in the next 30 days, higher than 81.4% of scored vulnerabilities.
CVSS score
6.1/10
010
Medium · v3.1 (NVD)EPSS score
2.10%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 09-04-2019PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
A spoofing vulnerability exists in Microsoft Exchange Server when Outlook Web Access (OWA) fails to properly handle web requests, aka 'Microsoft Exchange Spoofing Vulnerability'. This CVE ID is unique from CVE-2019-0817.
CVSS metrics
2 scores · 1 source · 2 versionsMedium 6.1Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NSourcesSingle source
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:P/A:NSourcesSingle source
EPSS trend
Probability
2.10%
Chance of exploitation in the next 30 days
Percentile
81%
Versus all other CVEs
30-day change
0.00 pp
From 2.10% on 18-09-2026
18-09-202618-10-2026
EPSS score2.10%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Microsoft5 products
- exchange_serverEOL2013:cumulative_update_22 | 2016:cumulative_update_11 | 2016:cumulative_update_12 | 2019 | 2019:cumulative_update_1
- microsoft exchange server2019
- microsoft exchange server 2013Cumulative Update 22
- microsoft exchange server 2016Cumulative Update 11 | Cumulative Update 12
- microsoft exchange server 2019Cumulative Update 1
1 vendor · 5 products
References
1 links- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0858X Refsource MISCPatchVendor Advisory