How severe is CVE-2019-10229?

CVE-2019-10229 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-10229 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-10229?

CVE-2019-10229 primarily affects Mailstore. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-10229?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2019-10229 published?

CVE-2019-10229 was published on 2019-12-31 and last updated on 2026-06-17.

CVE-2019-10229

CVE-2019-10229 is a high-severity vulnerability in Mailstore with a CVSS 3.x base score of 8.8. 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-613.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.0
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-613
Affected product: Mailstore
Published: 2019-12-31
Last modified: 2026-06-17

Description

An issue was discovered in MailStore Server (and Service Provider Edition) 9.x through 11.x before 11.2.2. When the directory service (for synchronizing and authenticating users) is set to Generic LDAP, an attacker is able to login as an existing user with an arbitrary password on the second login attempt.

Frequently asked questions

What is CVE-2019-10229?: An issue was discovered in MailStore Server (and Service Provider Edition) 9.x through 11.x before 11.2.2. When the directory service (for synchronizing and authenticating users) is set to Generic LDAP, an attacker is able to login as an existing user with an arbitrary password on the second login attempt.
How severe is CVE-2019-10229?: CVE-2019-10229 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-10229 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-10229?: CVE-2019-10229 primarily affects Mailstore. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-10229?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-10229 published?: CVE-2019-10229 was published on 2019-12-31 and last updated on 2026-06-17.

References

https://help.mailstore.com/security/MAILSTORE-SA-2019-01.txt

Affected products (2)

cpe:2.3:a:mailstore:mailstore:*:*:*:*:service_provider:*:*:*
cpe:2.3:a:mailstore:mailstore_server:*:*:*:*:*:*:*:*

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