CVE-2017-17967: pptreader.dll in Kingsoft WPS Office 10.1.0.6930 allows remote attackers to cause a denial of service via a cr

Routine

MEDIUM 5.5DOWNGRADE

CVE-2017-17967 is a medium-severity flaw (CVSS 5.5) affecting wps office. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

pptreader.dll in Kingsoft WPS Office 10.1.0.6930 allows remote attackers to cause a denial of service via a crafted PPT file, aka CNVD-2017-35482.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.8% (top 43%)
CISA exploited list	No
Weakness	CWE-20
Published	2017-12-28
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: ksosoft

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

Am I affected?

Timeline

2017-12-28 19:29 UTCPublished CVE record published
2026-06-17 01:11 UTCUpdated Record last modified

ksosoft wps office DOWNGRADE

Affected: 10.1.0.6930

Fixed in: no fixed release known

Safe to downgrade to: a release before 10.1.0.6930

1. Check installed version

apt-cache policy wps-office || rpm -q wps-office || wps-office --version

2. No fixed release: DOWNGRADE to a release before 10.1.0.6930 (Debian / Ubuntu)

apt-cache madison wps-office sudo apt install wps-office=<VERSION_BEFORE_10.1.0.6930> sudo apt-mark hold wps-office

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

dnf --showduplicates list wps-office sudo dnf downgrade wps-office-<VERSION_BEFORE_10.1.0.6930> sudo dnf versionlock add wps-office

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-2017-17967?

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

Is CVE-2017-17967 being exploited?

CVE-2017-17967 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-2017-17967 affect?

CVE-2017-17967 affects wps office. Severity is medium (CVSS 5.5). pptreader.dll in Kingsoft WPS Office 10.1.0.6930 allows remote attackers to cause a denial of service via a crafted PPT file, aka CNVD-2017-35482.

How urgent is CVE-2017-17967?

Priority 34/100. No elevated risk signals yet.

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References

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