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.
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.
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)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 8.8 | 3.0 | HIGH |
|
2.8 | 5.9 | [email protected] |
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| 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 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| entropymine | imageworsener | <= 1.3.0 | cpe:2.3:a:entropymine:imageworsener:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://blogs.gentoo.org/ago/2017/04/27/imageworsener-two-left-shift/ | Patch Third Party Advisory VDB Entry |
| https://github.com/jsummers/imageworsener/commit/a00183107d4b84bc8a714290e824ca9c68dac738 | Issue Tracking Patch Third Party Advisory |
| https://security.gentoo.org/glsa/201706-06 | Third Party Advisory |