CVE-2023-36039 High · 8.0 EPSS 73.0%
Microsoft Exchange Server Spoofing Vulnerability
Microsoft · Microsoft Exchange Server 2016 Cumulative Update 23
Summary
Sentence 1: A spoofing vulnerability in Microsoft Exchange Server 2016 Cumulative Update 23 stems from deserialization of untrusted data. Sentence 2: An attacker with adjacent network access and low-privilege authenticated access can exploit it without any user interaction.
Heading is the official description · CVE.org
Priority scorePatchfirst’s 0 to 100 ranking. It adds points for CISA KEV listing, ransomware use, EPSS, threat reports, public exploit code and CVSS. Every CVE page shows the breakdown. Breakdown
26.2 / 100
- Exploited
- Not confirmed
- Reports
- 0
- Tactics
- 0/15
Exploitation timelineDated milestones for a CVE: when it was disclosed, when exploit code became public, when exploitation was confirmed, and when threat reports named it.
Disclosed on 14 Nov 2023. No public exploit code or confirmed exploitation is recorded.
MITRE ATT&CKA public catalogue of the techniques attackers use, maintained by MITRE. Patchfirst uses it to describe what attackers do with a vulnerability. techniques
No techniques linkedNo ATT&CK techniques are linked to this CVE yet. MITRE CTID has not mapped it, and no report passage in the corpus ties it to a technique.
What security researchers reported
Not named in any threat report yetAlso mentioned in 1 community threat pulse (AlienVault OTX)
Weaker evidencePulses are indicator collections that anyone can publish. A mention is not confirmation of exploitation.
- Microsoft November 2023 Patch Tuesday16 Nov 2023