How severe is CVE-2016-1232?

CVE-2016-1232 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2016-1232 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-1232?

CVE-2016-1232 primarily affects Debian Debian Linux. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-1232?

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-2016-1232 published?

CVE-2016-1232 was published on 2016-01-12 and last updated on 2026-06-17.

CVE-2016-1232

CVE-2016-1232 is a high-severity vulnerability in Debian Debian Linux with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Debian Debian Linux
Published: 2016-01-12
Last modified: 2026-06-17

Description

The mod_dialback module in Prosody before 0.9.9 does not properly generate random values for the secret token for server-to-server dialback authentication, which makes it easier for attackers to spoof servers via a brute force attack.

Frequently asked questions

What is CVE-2016-1232?: The mod_dialback module in Prosody before 0.9.9 does not properly generate random values for the secret token for server-to-server dialback authentication, which makes it easier for attackers to spoof servers via a brute force attack.
How severe is CVE-2016-1232?: CVE-2016-1232 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2016-1232 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-1232?: CVE-2016-1232 primarily affects Debian Debian Linux. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-1232?: 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-2016-1232 published?: CVE-2016-1232 was published on 2016-01-12 and last updated on 2026-06-17.

References

Affected products (13)

cpe:2.3:a:prosody:prosody:*:*:*:*:*:*:*:*
cpe:2.3:a:prosody:prosody:0.9.0:*:*:*:*:*:*:*
cpe:2.3:a:prosody:prosody:0.9.1:*:*:*:*:*:*:*
cpe:2.3:a:prosody:prosody:0.9.2:*:*:*:*:*:*:*
cpe:2.3:a:prosody:prosody:0.9.3:*:*:*:*:*:*:*
cpe:2.3:a:prosody:prosody:0.9.4:*:*:*:*:*:*:*
cpe:2.3:a:prosody:prosody:0.9.5:*:*:*:*:*:*:*
cpe:2.3:a:prosody:prosody:0.9.6:*:*:*:*:*:*:*
cpe:2.3:a:prosody:prosody:0.9.7:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

More vulnerabilities in Debian Debian Linux

CVE-2025-32433 — Critical (CVSS 10.0): Erlang/OTP is a set of libraries for the Erlang programming language. Prior to versions OTP-27.3.3, OTP-26.2.5.11, and…
CVE-2025-24201 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in…
CVE-2024-42472 — Critical (CVSS 10.0): Flatpak is a Linux application sandboxing and distribution framework. Prior to versions 1.14.0 and 1.15.10, a malicious…
CVE-2023-46604 — Critical (CVSS 10.0): The Java OpenWire protocol marshaller is vulnerable to Remote Code Execution. This vulnerability may allow a remote…
CVE-2022-30123 — Critical (CVSS 10.0): A sequence injection vulnerability exists in Rack <2.0.9.1, <2.1.4.1 and <2.2.3.1 which could allow is a possible shell…
CVE-2022-24884 — Critical (CVSS 10.0): ecdsautils is a tiny collection of programs used for ECDSA (keygen, sign, verify). `ecdsa_verify_[prepare_]legacy()`…

All CVEs affecting Debian Debian Linux →