CVE-2017-8326

libimageworsener.a in ImageWorsener before 1.3.1 has "left shift cannot be represented in type int" undefined behavior issues, which might allow remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted image, related to imagew-bmp.c and imagew-util.c.

Published: 2017-04-29 Last update: 2026-05-13 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2017-8326 is rated Moderate Risk (61.4/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.89%). Mandatory action: 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-2017-8326

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 2025-03-17 0.50% 0.89% +0.39%
2 2023-05-08 0.35% 0.50% +0.15%
3 2023-03-07 0.35%

Full EPSS history (5 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2017-8326

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
8.8 3.0 HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/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:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
2.8 5.9 [email protected]
6.8 2.0 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
8.6 6.4 [email protected]

Weakness enumeration for CVE-2017-8326

OS Trackers for CVE-2017-8326

vendor priority summary link
gentoo normal CVE-2017-8326: 1 GLSA(s) (201706-06), 1 atom(s) (media-gfx/imageworsener); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2017-8326

Affected software / configurations for CVE-2017-8326

Vendor Product Version Raw CPE
entropymine imageworsener <= 1.3.0 cpe:2.3:a:entropymine:imageworsener:*:*:*:*:*:*:*:*

References for CVE-2017-8326

cvelogic Threat Intelligence