How severe is CVE-2024-23614?

CVE-2024-23614 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2024-23614 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-23614?

CVE-2024-23614 affects Broadcom Symantec Messaging Gateway. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-23614?

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

Does CVE-2024-23614 have an EU (EUVD) identifier?

Yes. CVE-2024-23614 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-21108.

When was CVE-2024-23614 published?

CVE-2024-23614 was published on 2024-01-26 and last updated on 2026-06-17.

CVE-2024-23614

CVE-2024-23614 is a critical-severity vulnerability in Broadcom Symantec Messaging Gateway with a CVSS 3.x base score of 10.0. 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-120.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
CVSS v2: 9.4
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-21108
Weakness: CWE-120
Affected product: Broadcom Symantec Messaging Gateway
Published: 2024-01-26
Last modified: 2026-06-17

Description

A buffer overflow vulnerability exists in Symantec Messaging Gateway versions 9.5 and before. A remote, anonymous attacker can exploit this vulnerability to achieve remote code execution as root.

Frequently asked questions

What is CVE-2024-23614?: A buffer overflow vulnerability exists in Symantec Messaging Gateway versions 9.5 and before. A remote, anonymous attacker can exploit this vulnerability to achieve remote code execution as root.
How severe is CVE-2024-23614?: CVE-2024-23614 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2024-23614 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-23614?: CVE-2024-23614 affects Broadcom Symantec Messaging Gateway. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-23614?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-23614 have an EU (EUVD) identifier?: Yes. CVE-2024-23614 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-21108.
When was CVE-2024-23614 published?: CVE-2024-23614 was published on 2024-01-26 and last updated on 2026-06-17.

References

https://blog.exodusintel.com/2024/01/25/symantec-messaging-gateway-stack-buffer-overflow-remote-code-execution/

Affected products (1)

cpe:2.3:a:broadcom:symantec_messaging_gateway:*:*:*:*:*:*:*:*

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