CVE-2017-1000485: Nylas Mail Lives 2.2.2 uses 0755 permissions for $HOME/.nylas-mail, which allows local users to obtain sensiti

Routine

HIGH 7.8DOWNGRADE

CVE-2017-1000485 is a high-severity flaw (CVSS 7.8) affecting nylas mail. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Nylas Mail Lives 2.2.2 uses 0755 permissions for $HOME/.nylas-mail, which allows local users to obtain sensitive authentication information via standard filesystem operations.

Why this priority

High severity

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

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 74%)
CISA exploited list	No
Weakness	CWE-732
Published	2018-01-03
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: nylas mail lives project

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

Am I affected?

Timeline

2018-01-03 20:29 UTCPublished CVE record published
2026-06-17 00:59 UTCUpdated Record last modified

nylas mail lives project nylas mail DOWNGRADE

Affected: 2.2.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.2.2

1. Check installed version

apt-cache policy nylas-mail || rpm -q nylas-mail || nylas-mail --version

2. No fixed release: DOWNGRADE to a release before 2.2.2 (Debian / Ubuntu)

apt-cache madison nylas-mail sudo apt install nylas-mail=<VERSION_BEFORE_2.2.2> sudo apt-mark hold nylas-mail

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

dnf --showduplicates list nylas-mail sudo dnf downgrade nylas-mail-<VERSION_BEFORE_2.2.2> sudo dnf versionlock add nylas-mail

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-2017-1000485?

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

Is CVE-2017-1000485 being exploited?

CVE-2017-1000485 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-2017-1000485 affect?

CVE-2017-1000485 affects nylas mail. Severity is high (CVSS 7.8). Nylas Mail Lives 2.2.2 uses 0755 permissions for $HOME/.nylas-mail, which allows local users to obtain sensitive authentication information via standard filesystem operations.

How urgent is CVE-2017-1000485?

Priority 34/100. High severity

References

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