CVE-2017-1000164: Tine 2.0 version 2017.02.4 is vulnerable to XSS in the Addressbook resulting code execution and privilege esca

Routine

MEDIUM 5.4DOWNGRADE

CVE-2017-1000164 is a medium-severity flaw (CVSS 5.4) affecting tine 2.0. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Tine 2.0 version 2017.02.4 is vulnerable to XSS in the Addressbook resulting code execution and privilege escalation

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.8% (top 45%)
CISA exploited list	No
Weakness	CWE-79
Published	2017-11-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: tine20

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

Am I affected?

Timeline

2017-11-17 05:29 UTCPublished CVE record published
2026-06-17 00:58 UTCUpdated Record last modified

tine20 tine 2.0 DOWNGRADE

Affected: 2017.02.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 2017.02.4

1. Check installed version

apt-cache policy tine-2.0 || rpm -q tine-2.0 || tine-2.0 --version

2. No fixed release: DOWNGRADE to a release before 2017.02.4 (Debian / Ubuntu)

apt-cache madison tine-2.0 sudo apt install tine-2.0=<VERSION_BEFORE_2017.02.4> sudo apt-mark hold tine-2.0

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

dnf --showduplicates list tine-2.0 sudo dnf downgrade tine-2.0-<VERSION_BEFORE_2017.02.4> sudo dnf versionlock add tine-2.0

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-2017-1000164?

tine 2.0: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2017-1000164 being exploited?

CVE-2017-1000164 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-2017-1000164 affect?

CVE-2017-1000164 affects tine 2.0. Severity is medium (CVSS 5.4). Tine 2.0 version 2017.02.4 is vulnerable to XSS in the Addressbook resulting code execution and privilege escalation

How urgent is CVE-2017-1000164?

Priority 38/100. Public exploit reference

Related CVEs

CVE-2017-14923 MEDIUM 5.4 UPGRADE Stored XSS vulnerability via IMG element at "Leadname" of CRM in Tine 2.0 Community Edition before 2017.08.4 a
CVE-2017-14922 MEDIUM 5.4 UPGRADE Stored XSS vulnerability via IMG element at "History" of Profile, Calendar, Tasks, and CRM in Tine 2.0 Communi
CVE-2017-14921 MEDIUM 5.4 UPGRADE Stored XSS vulnerability via IMG element at "Filename" of Filemanager in Tine 2.0 Community Edition before 201

References

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