CVE-2018-17499: Envoy Passport for Android and Envoy Passport for iPhone could allow a local attacker to obtain sensitive info

Routine

LOW 2.9DOWNGRADEDOWNGRADE

CVE-2018-17499 is a low-severity flaw (CVSS 2.9) affecting passport, passport. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Envoy Passport for Android and Envoy Passport for iPhone could allow a local attacker to obtain sensitive information, caused by the storing of unencrypted data in logs. An attacker could exploit this vulnerability to obtain two API keys, a token and other sensitive information.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	2.9 (Low)
Attack vector	Local
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 89%)
CISA exploited list	No
Weakness	CWE-312, CWE-532
Published	2019-03-21
Last modified	2026-06-17

Publisher (CNA): IBM Corporation · Vendor: envoy

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

Am I affected?

Timeline

2019-03-21 16:00 UTCPublished CVE record published
2026-06-17 01:45 UTCUpdated Record last modified

envoy passport DOWNGRADE

Affected: 2.2.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.2.5

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2.2.5 (Debian / Ubuntu)

apt-cache madison passport sudo apt install passport=<VERSION_BEFORE_2.2.5> sudo apt-mark hold passport

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

dnf --showduplicates list passport sudo dnf downgrade passport-<VERSION_BEFORE_2.2.5> sudo dnf versionlock add passport

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.

envoy passport DOWNGRADE

Affected: 2.4.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.4.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2.4.0 (Debian / Ubuntu)

apt-cache madison passport sudo apt install passport=<VERSION_BEFORE_2.4.0> sudo apt-mark hold passport

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

dnf --showduplicates list passport sudo dnf downgrade passport-<VERSION_BEFORE_2.4.0> sudo dnf versionlock add passport

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-2018-17499?

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

Is CVE-2018-17499 being exploited?

CVE-2018-17499 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-2018-17499 affect?

CVE-2018-17499 affects passport, passport. Severity is low (CVSS 2.9). Envoy Passport for Android and Envoy Passport for iPhone could allow a local attacker to obtain sensitive information, caused by the storing of unencrypted data in logs. An attacker could exploit this vulnerability to obtain two API keys, a

How urgent is CVE-2018-17499?

Priority 13/100. No elevated risk signals yet.

Software pages

Android vulnerabilities · Envoy vulnerabilities

Related CVEs

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CVE-2023-29020 MEDIUM 6.5 UPGRADE @fastify/passport is a port of passport authentication library for the Fastify ecosystem
CVE-2023-29019 HIGH 8.1 UPGRADE @fastify/passport is a port of passport authentication library for the Fastify ecosystem
CVE-2022-25896 MEDIUM 4.8 UPGRADE This affects the package passport before 0.6.0
CVE-2018-17500 LOW 2.9 DOWNGRADE DOWNGRADE Envoy Passport for Android and Envoy Passport for iPhone could allow a local attacker to obtain sensitive info

References

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