CVE-2017-14306: STDU Viewer 1.6.375 allows attackers to cause a denial of service or possibly have unspecified other impact vi

Routine

HIGH 7.8DOWNGRADE

CVE-2017-14306 is a high-severity flaw (CVSS 7.8) affecting stdu viewer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

STDU Viewer 1.6.375 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .jb2 file, related to a "Read Access Violation starting at STDUJBIG2File!DllUnregisterServer+0x0000000000006e10."

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 76%)
CISA exploited list	No
Weakness	CWE-119
Published	2017-09-11
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: stdutility

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2017-09-11 18:29 UTCPublished CVE record published
2026-06-17 01:05 UTCUpdated Record last modified

stdutility stdu viewer DOWNGRADE

Affected: 1.6.375

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.6.375

1. Check installed version

apt-cache policy stdu-viewer || rpm -q stdu-viewer || stdu-viewer --version

2. No fixed release: DOWNGRADE to a release before 1.6.375 (Debian / Ubuntu)

apt-cache madison stdu-viewer sudo apt install stdu-viewer=<VERSION_BEFORE_1.6.375> sudo apt-mark hold stdu-viewer

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list stdu-viewer sudo dnf downgrade stdu-viewer-<VERSION_BEFORE_1.6.375> sudo dnf versionlock add stdu-viewer

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2017-14306?

stdu viewer: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2017-14306 being exploited?

CVE-2017-14306 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2017-14306 affect?

CVE-2017-14306 affects stdu viewer. Severity is high (CVSS 7.8). STDU Viewer 1.6.375 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .jb2 file, related to a "Read Access Violation starting at STDUJBIG2File!DllUnregisterServer+0x0000000000006e10."

How urgent is CVE-2017-14306?

Priority 33/100. High severity

Related CVEs

CVE-2017-8387 MEDIUM 5.5 DOWNGRADE STDU Viewer version 1.6.375 might allow user-assisted attackers to execute code via a crafted file
CVE-2017-14692 HIGH 7.8 DOWNGRADE STDU Viewer 1.6.375 allows attackers to execute arbitrary code or cause a denial of service via a crafted .jb2
CVE-2017-14691 HIGH 7.8 DOWNGRADE STDU Viewer 1.6.375 allows attackers to cause a denial of service or possibly have unspecified other impact vi
CVE-2017-14690 HIGH 7.8 DOWNGRADE STDU Viewer 1.6.375 allows attackers to execute arbitrary code or cause a denial of service via a crafted .jb2
CVE-2017-14689 HIGH 7.8 DOWNGRADE STDU Viewer 1.6.375 allows attackers to cause a denial of service or possibly have unspecified other impact vi

References

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