CVE-2019-12875: Alpine Linux abuild through 3.4.0 allows an unprivileged member of the abuild group to add an untrusted packag

Q: How do I fix CVE-2019-12875?

abuild: upgrade to newer than 3.4.0. Exact commands for each OS are on this page.

Q: Is CVE-2019-12875 being exploited?

CVE-2019-12875 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-2019-12875 affect?

CVE-2019-12875 affects abuild. Severity is medium (CVSS 6.5). Alpine Linux abuild through 3.4.0 allows an unprivileged member of the abuild group to add an untrusted package via a --keys-dir option that causes acceptance of an untrusted signing key.

Q: How urgent is CVE-2019-12875?

Priority 45/100. On your watchlist

This month

MEDIUM 6.5WATCHLISTUPGRADE

CVE-2019-12875 is a medium-severity flaw (CVSS 6.5) affecting abuild. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Alpine Linux abuild through 3.4.0 allows an unprivileged member of the abuild group to add an untrusted package via a --keys-dir option that causes acceptance of an untrusted signing key.

Why this priority

On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.3% (top 30%)
CISA exploited list	No
Weakness	CWE-668, CWE-862
Published	2019-06-18
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: alpinelinux

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

Am I affected?

Timeline

2019-06-18 19:15 UTCPublished CVE record published
2026-06-17 02:15 UTCUpdated Record last modified

alpinelinux abuild UPGRADE

Affected: <= 3.4.0

Fixed in: newer than 3.4.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 3.4.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade abuild

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade abuild

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-2019-12875?

abuild: upgrade to newer than 3.4.0. Exact commands for each OS are on this page.

Is CVE-2019-12875 being exploited?

CVE-2019-12875 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-2019-12875 affect?

CVE-2019-12875 affects abuild. Severity is medium (CVSS 6.5). Alpine Linux abuild through 3.4.0 allows an unprivileged member of the abuild group to add an untrusted package via a --keys-dir option that causes acceptance of an untrusted signing key.

How urgent is CVE-2019-12875?

Priority 45/100. On your watchlist

References

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