PT-2020-1795 · Microsoft · Exchange Server

Published 2020-03-10 · Updated 2025-02-28 · CVE-2020-0903

Positive Technologies (AI Summary)

CVSS v2.0

8.5

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:N

Name of the Vulnerable Software and Affected Versions Microsoft Exchange Server (affected versions not specified)

Description The issue is related to a cross-site scripting (XSS) vulnerability. This occurs when Microsoft Exchange Server fails to properly sanitize a specially crafted web request, allowing an attacker to perform cross-site scripting attacks on affected systems. The attacker could read unauthorized content, use the victim's identity to take actions on the Exchange server, such as changing permissions and deleting content, and inject malicious content into the user's browser.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BDU:2020-01046

CVE-2020-0903

Affected Products

Exchange Server

References · 5

• https://osv.dev/vulnerability/CVE-2020-0903 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0903 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-0903 · Security Note
• https://bdu.fstec.ru/vul/2020-01046 · Security Note
• https://t.me/cvenotify/112908 · Telegram Post