How severe is CVE-2022-43699?

CVE-2022-43699 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2022-43699 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-43699?

CVE-2022-43699 primarily affects Open-xchange Ox App Suite. In total, 31 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-43699?

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

When was CVE-2022-43699 published?

CVE-2022-43699 was published on 2023-04-15 and last updated on 2026-06-17.

CVE-2022-43699

CVE-2022-43699 is a medium-severity vulnerability in Open-xchange Ox App Suite with a CVSS 3.x base score of 4.3. 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-918.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-918
Affected product: Open-xchange Ox App Suite
Published: 2023-04-15
Last modified: 2026-06-17

Description

OX App Suite before 7.10.6-rev30 allows SSRF because e-mail account discovery disregards the deny-list and thus can be attacked by an adversary who controls the DNS records of an external domain (found in the host part of an e-mail address).

Frequently asked questions

What is CVE-2022-43699?: OX App Suite before 7.10.6-rev30 allows SSRF because e-mail account discovery disregards the deny-list and thus can be attacked by an adversary who controls the DNS records of an external domain (found in the host part of an e-mail address).
How severe is CVE-2022-43699?: CVE-2022-43699 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2022-43699 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-43699?: CVE-2022-43699 primarily affects Open-xchange Ox App Suite. In total, 31 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-43699?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-43699 published?: CVE-2022-43699 was published on 2023-04-15 and last updated on 2026-06-17.

References

Affected products (31)

cpe:2.3:a:open-xchange:ox_app_suite:*:*:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:-:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev01:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev02:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev03:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev04:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev05:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev06:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev07:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev08:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev09:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev10:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev11:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev12:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev13:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev14:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev15:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev16:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev17:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev18:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev19:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev20:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev21:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev22:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev23:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev24:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev25:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev26:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev27:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev28:*:*:*:*:*:*
cpe:2.3:a:open-xchange:ox_app_suite:7.10.6:rev29:*:*:*:*:*:*

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