How severe is CVE-2012-4672?

CVE-2012-4672 has a CVSS 2.0 base score of 5.8, rated medium severity.

Is CVE-2012-4672 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-2012-4672?

CVE-2012-4672 affects Apple Ichat Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2012-4672?

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

When was CVE-2012-4672 published?

CVE-2012-4672 was published on 2012-08-25 and last updated on 2026-06-16.

CVE-2012-4672

CVE-2012-4672 is a medium-severity vulnerability in Apple Ichat Server with a CVSS 2.0 base score of 5.8. 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-20.

Key facts

Severity: Medium (CVSS 2.0 base score 5.8)
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Apple Ichat Server
Published: 2012-08-25
Last modified: 2026-06-16

Description

Apple iChat Server does not verify that a request was made for an XMPP Server Dialback response, which allows remote XMPP servers to spoof domains via responses for domains that were not asserted.

Frequently asked questions

What is CVE-2012-4672?: Apple iChat Server does not verify that a request was made for an XMPP Server Dialback response, which allows remote XMPP servers to spoof domains via responses for domains that were not asserted.
How severe is CVE-2012-4672?: CVE-2012-4672 has a CVSS 2.0 base score of 5.8, rated medium severity.
Is CVE-2012-4672 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-2012-4672?: CVE-2012-4672 affects Apple Ichat Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2012-4672?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-4672 published?: CVE-2012-4672 was published on 2012-08-25 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:apple:ichat_server:*:*:*:*:*:*:*:*

More vulnerabilities in Apple Ichat Server

CVE-1999-0897 — Medium (CVSS 5.0): iChat ROOMS Webserver allows remote attackers to read arbitrary files via a .. (dot dot) attack.

All CVEs affecting Apple Ichat Server →

Other CWE-20 (Improper Input Validation) vulnerabilities

CVE-2026-48316 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48281 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48277 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48055 — Critical (CVSS 10.0): Streambert is a cross-platform Electron Desktop App to stream and download any video media. In versions 2.4.0 and…
CVE-2026-34910 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS…
CVE-2026-33587 — Critical (CVSS 10.0): Lack of user input sanitisation in Open Notebook v1.8.3 allows the application user to execute Python code (and…

Browse all CWE-20 (Improper Input Validation) vulnerabilities →