CVE-2018-19106: Avi Vantage before 17.2.13 uses an invalid URL encoding during a redirect operation, aka AV-33959.

Q: How do I fix CVE-2018-19106?

avi vantage: upgrade to 17.2.13. Exact commands for each OS are on this page.

Q: Is CVE-2018-19106 being exploited?

CVE-2018-19106 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-2018-19106 affect?

CVE-2018-19106 affects avi vantage. Severity is medium (CVSS 6.1). Avi Vantage before 17.2.13 uses an invalid URL encoding during a redirect operation, aka AV-33959.

Q: How urgent is CVE-2018-19106?

Priority 35/100. No elevated risk signals yet.

Routine

MEDIUM 6.1UPGRADE

CVE-2018-19106 is a medium-severity flaw (CVSS 6.1) affecting avi vantage. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Avi Vantage before 17.2.13 uses an invalid URL encoding during a redirect operation, aka AV-33959.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.8% (top 44%)
CISA exploited list	No
Weakness	CWE-601
Published	2019-02-20
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: avinetworks

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

Am I affected?

Timeline

2019-02-20 02:29 UTCPublished CVE record published
2026-06-17 01:48 UTCUpdated Record last modified

avinetworks avi vantage UPGRADE

Affected: < 17.2.13

Fixed in: 17.2.13

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy avi-vantage || rpm -q avi-vantage || avi-vantage --version

2. UPGRADE to 17.2.13 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade avi-vantage

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade avi-vantage

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-2018-19106?

avi vantage: upgrade to 17.2.13. Exact commands for each OS are on this page.

Is CVE-2018-19106 being exploited?

CVE-2018-19106 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-2018-19106 affect?

CVE-2018-19106 affects avi vantage. Severity is medium (CVSS 6.1). Avi Vantage before 17.2.13 uses an invalid URL encoding during a redirect operation, aka AV-33959.

How urgent is CVE-2018-19106?

Priority 35/100. No elevated risk signals yet.

References

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