CVE-2017-9454

Buffer overflow in the ares_parse_a_reply function in the embedded ares library in ReSIProcate before 1.12.0 allows remote attackers to cause a denial of service (out-of-bounds-read) via a crafted DNS response.

Published: 2017-08-18 Last update: 2026-05-13 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2017-9454 is rated Moderate Risk (54/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.79%). Review affected assets and schedule remediation.

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

Exploit prediction scoring system (EPSS) score for CVE-2017-9454

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 2025-03-30 1.82% 0.79% -1.04%
2 2025-03-29 0.79% 1.82% +1.04%
3 2025-03-17 — 0.79% —

Full EPSS history (6 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2017-9454

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/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:N)
No account or special rights needed—anonymous or random user is enough.
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.
 3.9 3.6 [email protected]
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/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:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2017-9454

OS Trackers for CVE-2017-9454

vendor priority summary link
ubuntu medium CVE-2017-9454 medium priority: Ubuntu including 1 source packages (resiprocate), 4 status rows across 4 suites (trusty, upstream, xenial, zesty): not-affected 3, needs-triage 1. https://ubuntu.com/security/CVE-2017-9454

Affected software / configurations for CVE-2017-9454

Vendor Product Version Raw CPE
resiprocate resiprocate <= 1.10.2 cpe:2.3:a:resiprocate:resiprocate:*:*:*:*:*:*:*:*
resiprocate resiprocate 1.11.0 cpe:2.3:a:resiprocate:resiprocate:1.11.0:alpha1:*:*:*:*:*:*
resiprocate resiprocate 1.11.0 cpe:2.3:a:resiprocate:resiprocate:1.11.0:alpha10:*:*:*:*:*:*
resiprocate resiprocate 1.11.0 cpe:2.3:a:resiprocate:resiprocate:1.11.0:alpha11:*:*:*:*:*:*
resiprocate resiprocate 1.11.0 cpe:2.3:a:resiprocate:resiprocate:1.11.0:alpha2:*:*:*:*:*:*
resiprocate resiprocate 1.11.0 cpe:2.3:a:resiprocate:resiprocate:1.11.0:alpha3:*:*:*:*:*:*
resiprocate resiprocate 1.11.0 cpe:2.3:a:resiprocate:resiprocate:1.11.0:alpha4:*:*:*:*:*:*
resiprocate resiprocate 1.11.0 cpe:2.3:a:resiprocate:resiprocate:1.11.0:alpha5:*:*:*:*:*:*
resiprocate resiprocate 1.11.0 cpe:2.3:a:resiprocate:resiprocate:1.11.0:alpha6:*:*:*:*:*:*
resiprocate resiprocate 1.11.0 cpe:2.3:a:resiprocate:resiprocate:1.11.0:alpha7:*:*:*:*:*:*
resiprocate resiprocate 1.11.0 cpe:2.3:a:resiprocate:resiprocate:1.11.0:alpha8:*:*:*:*:*:*
resiprocate resiprocate 1.11.0 cpe:2.3:a:resiprocate:resiprocate:1.11.0:alpha9:*:*:*:*:*:*
resiprocate resiprocate 1.11.0 cpe:2.3:a:resiprocate:resiprocate:1.11.0:beta1:*:*:*:*:*:*
resiprocate resiprocate 1.11.0 cpe:2.3:a:resiprocate:resiprocate:1.11.0:beta2:*:*:*:*:*:*
resiprocate resiprocate 1.11.0 cpe:2.3:a:resiprocate:resiprocate:1.11.0:beta3:*:*:*:*:*:*
resiprocate resiprocate 1.11.0 cpe:2.3:a:resiprocate:resiprocate:1.11.0:beta4:*:*:*:*:*:*
resiprocate resiprocate 1.11.0 cpe:2.3:a:resiprocate:resiprocate:1.11.0:beta5:*:*:*:*:*:*
resiprocate resiprocate 1.12.0 cpe:2.3:a:resiprocate:resiprocate:1.12.0:alpha1:*:*:*:*:*:*
resiprocate resiprocate 1.12.0 cpe:2.3:a:resiprocate:resiprocate:1.12.0:beta1:*:*:*:*:*:*
resiprocate resiprocate 1.12.0 cpe:2.3:a:resiprocate:resiprocate:1.12.0:beta2:*:*:*:*:*:*
resiprocate resiprocate 1.12.0 cpe:2.3:a:resiprocate:resiprocate:1.12.0:beta3:*:*:*:*:*:*
resiprocate resiprocate 1.12.0 cpe:2.3:a:resiprocate:resiprocate:1.12.0:beta4:*:*:*:*:*:*
resiprocate resiprocate 1.12.0 cpe:2.3:a:resiprocate:resiprocate:1.12.0:beta5:*:*:*:*:*:*
resiprocate resiprocate 1.12.0 cpe:2.3:a:resiprocate:resiprocate:1.12.0:beta6:*:*:*:*:*:*
resiprocate resiprocate 1.12.0 cpe:2.3:a:resiprocate:resiprocate:1.12.0:beta7:*:*:*:*:*:*
resiprocate resiprocate 1.12.0 cpe:2.3:a:resiprocate:resiprocate:1.12.0:beta8:*:*:*:*:*:*
resiprocate resiprocate 1.12.0 cpe:2.3:a:resiprocate:resiprocate:1.12.0:beta9:*:*:*:*:*:*

References for CVE-2017-9454

cvelogic Threat Intelligence