CVE-2017-17876: Biometric Shift Employee Management System 3.0 allows remote attackers to bypass intended file-read restrictio

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HIGH 7.5REMOTEDOWNGRADE

CVE-2017-17876 is a high-severity flaw (CVSS 7.5) affecting shift. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Biometric Shift Employee Management System 3.0 allows remote attackers to bypass intended file-read restrictions via a user=download request with a pathname in the path parameter.

Why this priority

High severity
EPSS top 5%: very likely to be exploited
Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	9.5% (top 5%)
CISA exploited list	No
Weakness	CWE-275
Published	2017-12-27
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: iwcnetwork

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

Am I affected?

Timeline

2017-12-27 17:08 UTCPublished CVE record published
2026-06-17 01:11 UTCUpdated Record last modified

iwcnetwork shift DOWNGRADE

Affected: 3.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.0

1. Check installed version

apt-cache policy shift || rpm -q shift || shift --version

2. No fixed release: DOWNGRADE to a release before 3.0 (Debian / Ubuntu)

apt-cache madison shift sudo apt install shift=<VERSION_BEFORE_3.0> sudo apt-mark hold shift

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

dnf --showduplicates list shift sudo dnf downgrade shift-<VERSION_BEFORE_3.0> sudo dnf versionlock add shift

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Biometric Shift Employee Management System 3.0 - Local File Disclosure

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-2017-17876?

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

Is CVE-2017-17876 being exploited?

CVE-2017-17876 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-2017-17876 affect?

CVE-2017-17876 affects shift. Severity is high (CVSS 7.5). Biometric Shift Employee Management System 3.0 allows remote attackers to bypass intended file-read restrictions via a user=download request with a pathname in the path parameter.

How urgent is CVE-2017-17876?

Priority 60/100. High severity; EPSS top 5%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

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CVE-2019-12912 MEDIUM 5.5 UPGRADE Redbrick Shift through 3.4.3 allows an attacker to extract emails of services (such as Gmail, Outlook, etc.) u

References

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