CVE-2016-1569

Exp

FireBird 2.5.5 allows remote authenticated users to cause a denial of service (daemon crash) by using service manager to invoke the gbak utility with an invalid parameter.

Published: 2016-01-13 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2016-1569 is rated High Exploit Risk (70.9/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.30%). 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +1.55% over the last day, indicating growing attacker interest. Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2016-1569

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2016-1569

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.76% 2.30% +1.55%
2 2025-07-04 0.90% 0.76% -0.14%
3 2025-03-30 — 0.90% —

Full EPSS history (11 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2016-1569

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
6.5 3.0 MEDIUM
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 2.8 3.6 [email protected]
4.0 2.0 MEDIUM
AV:N/AC:L/Au:S/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:S)
A single authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 8.0 2.9 [email protected]

Weakness enumeration for CVE-2016-1569

OS Trackers for CVE-2016-1569

vendor priority summary link
ubuntu medium CVE-2016-1569 medium priority: Ubuntu including 1 source packages (firebird2.5), 10 status rows across 10 suites (artful, bionic, precise, trusty, upstream, vivid, wily, xenial, yakkety, zesty): DNE 3, ignored 3, not-affected 3, released 1. https://ubuntu.com/security/CVE-2016-1569

Affected software / configurations for CVE-2016-1569

Vendor Product Version Raw CPE
firebirdsql firebird 2.5.5 cpe:2.3:a:firebirdsql:firebird:2.5.5:*:*:*:*:*:*:*

References for CVE-2016-1569

cvelogic Threat Intelligence