CVE-2020-13186: An Anti CSRF mechanism was discovered missing in the Teradici Cloud Access Connector v31 and earlier in a spec

Q: How do I fix CVE-2020-13186?

cloud access connector: upgrade to newer than 31. Exact commands for each OS are on this page.

Q: Is CVE-2020-13186 being exploited?

CVE-2020-13186 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2020-13186 affect?

CVE-2020-13186 affects cloud access connector. Severity is medium (CVSS 6.5). An Anti CSRF mechanism was discovered missing in the Teradici Cloud Access Connector v31 and earlier in a specific web form, which allowed an attacker with knowledge of both a machineID and user GUID to modify data if a user clicked a malic

Q: How urgent is CVE-2020-13186?

Priority 30/100. No elevated risk signals yet.

Routine

MEDIUM 6.5UPGRADE

CVE-2020-13186 is a medium-severity flaw (CVSS 6.5) affecting cloud access connector. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An Anti CSRF mechanism was discovered missing in the Teradici Cloud Access Connector v31 and earlier in a specific web form, which allowed an attacker with knowledge of both a machineID and user GUID to modify data if a user clicked a malicious link.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 71%)
CISA exploited list	No
Weakness	CWE-352
Published	2021-02-11
Last modified	2026-06-17

Publisher (CNA): Teradici Corporation · Vendor: teradici

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

Am I affected?

Timeline

2021-02-11 18:15 UTCPublished CVE record published
2026-06-17 02:52 UTCUpdated Record last modified

teradici cloud access connector UPGRADE

Affected: <= 31

Fixed in: newer than 31

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy cloud-access-connector || rpm -q cloud-access-connector || cloud-access-connector --version

2. UPGRADE to newer than 31 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade cloud-access-connector

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade cloud-access-connector

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2020-13186?

cloud access connector: upgrade to newer than 31. Exact commands for each OS are on this page.

Is CVE-2020-13186 being exploited?

CVE-2020-13186 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-2020-13186 affect?

CVE-2020-13186 affects cloud access connector. Severity is medium (CVSS 6.5). An Anti CSRF mechanism was discovered missing in the Teradici Cloud Access Connector v31 and earlier in a specific web form, which allowed an attacker with knowledge of both a machineID and user GUID to modify data if a user clicked a malic

How urgent is CVE-2020-13186?

Priority 30/100. No elevated risk signals yet.

Related CVEs

CVE-2020-13185 MEDIUM 6.5 UPGRADE Certain web application pages in the authenticated section of the Teradici Cloud Access Connector prior to v18
CVE-2020-13176 MEDIUM 6.1 UPGRADE UPGRADE The Management Interface of the Teradici Cloud Access Connector and Cloud Access Connector Legacy for releases
CVE-2020-13175 HIGH 7.5 UPGRADE UPGRADE The Management Interface of the Teradici Cloud Access Connector and Cloud Access Connector Legacy for releases

References

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