CVE-2018-8151

mediumpriority · track · 20EPSS 0.087 · 95 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

8.70% (95th) EPSS

CVSS 4.3 · medium

Is it mine?

9 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

An information disclosure vulnerability exists when Microsoft Exchange improperly handles objects in memory, aka "Microsoft Exchange Memory Corruption Vulnerability." This affects Microsoft Exchange Server. This CVE ID is unique from CVE-2018-8154.

cvss

Technical severity, 0–10. One row per scoring source.

4.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.04.3mediumAV:N/AC:M/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 8.6 · impact 2.9

v3.04.3mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 1.4

v3.04mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimary

affected products (9)

Products and version ranges known to be affected.

Microsoft Microsoft Exchange Server≤ 2016 Cumulative Update 9enisa_euvdEU
Microsoft Microsoft Exchange Server≤ 2013 Service Pack 1enisa_euvdEU
Microsoft Microsoft Exchange Server≤ 2010 Service Pack 3 Update Rollup 21enisa_euvdEU
Microsoft Microsoft Exchange Server≤ 2013 Cumulative Update 20enisa_euvdEU
Microsoft Microsoft Exchange Server≤ 2013 Cumulative Update 19enisa_euvdEU
Microsoft Microsoft Exchange Server≤ 2016 Cumulative Update 8enisa_euvdEU
microsoft exchange server= 2010nvdUScpe:2.3:a:microsoft:exchange_server:*:*:*:*:*:*:*:*
microsoft exchange server= 2013nvdUScpe:2.3:a:microsoft:exchange_server:*:*:*:*:*:*:*:*
microsoft exchange server= 2016nvdUScpe:2.3:a:microsoft:exchange_server:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2018-05-09modified 2026-06-17

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+21039 more

references (9)

External citations — patches, advisories, analysis.

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