No exploitation reportedFix available

CVE-2017-20156

Q: Is CVE-2017-20156 actively exploited?

Active exploitation of CVE-2017-20156 has not been confirmed. Its EPSS score was 2.2% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2017-20156?

CVE-2017-20156 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2022-12-31
Fixed in2017-07-08
WeaknessCWE-77

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A vulnerability was found in Exciting Printer and classified as critical. This issue affects some unknown processing of the file lib/printer/jobs/prepare_page.rb of the component Argument Handler. The manipulation of the argument URL leads to command injection. The patch is named 5f8c715d6e2cc000f621a6833f0a86a673462136. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-217139.

Timeline

dates in UTC

2022-12-3110:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2017-20156?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2017-20156?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Printer project printer

Branch	Affected	Fixed in	Source
2017.x	< 2017-07-08	2017-07-08	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Printer project printer to 2017-07-08

Advisories and patches

github.comPatch

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

CNACVSS 3.15.5read 2026-10-23
NVDCVSS 3.19.8read 2026-10-23
CNACVSS 2.05.2read 2026-10-23
CNAweakness (CWE)CWE-77read 2026-10-23
FIRST EPSSEPSS score2.2 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2022-12-31
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2017-20156?

Is CVE-2017-20156 actively exploited?

Active exploitation of CVE-2017-20156 has not been confirmed. Its EPSS score was 2.2% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2017-20156?

CVE-2017-20156 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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Surveillance reads the versions in your stack — a domain, a lockfile or a list — checks each CVE against the ranges its sources publish, and alerts you when one you run is exploited or enters CISA KEV. A version it cannot read stays « version not verified ».

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