How severe is CVE-2018-12244?

CVE-2018-12244 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2018-12244 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-12244?

CVE-2018-12244 primarily affects Symantec Endpoint Protection. In total, 48 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-12244?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-12244 published?

CVE-2018-12244 was published on 2019-04-25 and last updated on 2026-06-17.

CVE-2018-12244

CVE-2018-12244 is a medium-severity vulnerability in Symantec Endpoint Protection with a CVSS 3.x base score of 6.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1236.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.8
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-1236
Affected product: Symantec Endpoint Protection
Published: 2019-04-25
Last modified: 2026-06-17

Description

SEP (Mac client) prior to and including 12.1 RU6 MP9 and prior to 14.2 RU1 may be susceptible to a CSV/DDE injection (also known as formula injection) vulnerability, which is a type of issue whereby an application or website allows untrusted input into CSV files.

Frequently asked questions

What is CVE-2018-12244?: SEP (Mac client) prior to and including 12.1 RU6 MP9 and prior to 14.2 RU1 may be susceptible to a CSV/DDE injection (also known as formula injection) vulnerability, which is a type of issue whereby an application or website allows untrusted input into CSV files.
How severe is CVE-2018-12244?: CVE-2018-12244 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2018-12244 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-12244?: CVE-2018-12244 primarily affects Symantec Endpoint Protection. In total, 48 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-12244?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-12244 published?: CVE-2018-12244 was published on 2019-04-25 and last updated on 2026-06-17.

References

Affected products (48)

cpe:2.3:a:symantec:endpoint_protection:11.0:*:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:11.0:mr1:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:11.0:mr2:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:11.0:mr3:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:11.0:mr4:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:11.0:mr4-mp2:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:11.0:ru5:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:11.0:ru6:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:11.0:ru6-mp1:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:11.0:ru6-mp2:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:11.0:ru6-mp3:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:11.0:ru6a:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:11.0:ru7:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:11.0:ru7-mp1:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:11.0:ru7-mp2:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:11.0:ru7-mp4:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:11.0:ru7-mp4a:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:11.0:ry7-mp3:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:*:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru1:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru1-mp1:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru2:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru2-mp1:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru3:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru4:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru4-mp1:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru4-mp1a:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru4-mp1b:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru4a:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru5:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru6:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru6-mp1:*:*:*:mac_os_x:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru6-mp10:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru6-mp2:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru6-mp3:*:*:*:mac_os_x:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru6-mp4:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru6-mp5:*:*:*:mac_os_x:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru6-mp6:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru6-mp7:*:*:*:macos:*:*
cpe:2.3:a:symantec:endpoint_protection:12.1:ru6-mp8:*:*:*:macos:*:*

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