CVE-2019-3692: The packaging of inn on SUSE Linux Enterprise Server 11; openSUSE Factory, Leap 15.1 allows local attackers to

This month

HIGH 7.7WATCHLISTUPGRADEDOWNGRADEMITIGATE

CVE-2019-3692 is a high-severity flaw (CVSS 7.7) affecting inn, backports sle, leap. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The packaging of inn on SUSE Linux Enterprise Server 11; openSUSE Factory, Leap 15.1 allows local attackers to escalate from user inn to root via symlink attacks. This issue affects: SUSE Linux Enterprise Server 11 inn version 2.4.2-170.21.3.1 and prior versions. openSUSE Factory inn version 2.6.2-2.2 and prior versions. openSUSE Leap 15.1 inn version 2.5.4-lp151.2.47 and prior versions.

Why this priority

High severity
Public exploit reference
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	7.7 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 57%)
CISA exploited list	No
Weakness	CWE-59
Published	2020-01-24
Last modified	2026-06-17

Publisher (CNA): SUSE · Vendor: opensuse · suse

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

Am I affected?

Timeline

2020-01-24 09:15 UTCPublished CVE record published
2026-06-17 02:35 UTCUpdated Record last modified

suse inn UPGRADE

Affected: <= 2.4.2-170.21.3.1 · <= 2.6.2-2.2 · <= 2.5.4-lp151.2.47

Fixed in: newer than 2.6.2-2.2

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 2.6.2-2.2 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade inn

Note

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

opensuse backports sle DOWNGRADE

Affected: 15.0 sp1

Fixed in: no fixed release known

Safe to downgrade to: a release before 15.0

1. Check installed version

apt-cache policy backports-sle || rpm -q backports-sle || backports-sle --version

2. No fixed release: DOWNGRADE to a release before 15.0 (Debian / Ubuntu)

apt-cache madison backports-sle sudo apt install backports-sle=<VERSION_BEFORE_15.0> sudo apt-mark hold backports-sle

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

dnf --showduplicates list backports-sle sudo dnf downgrade backports-sle-<VERSION_BEFORE_15.0> sudo dnf versionlock add backports-sle

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.

opensuse leap MITIGATE

Affected: 15.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 15.1

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

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-2019-3692?

inn: upgrade to newer than 2.6.2-2.2; backports sle: downgrade or apply the listed mitigation; leap: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-3692 being exploited?

CVE-2019-3692 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-2019-3692 affect?

CVE-2019-3692 affects inn, backports sle, leap. Severity is high (CVSS 7.7). The packaging of inn on SUSE Linux Enterprise Server 11; openSUSE Factory, Leap 15.1 allows local attackers to escalate from user inn to root via symlink attacks. This issue affects: SUSE Linux Enterprise Server 11 inn version 2.4.2-170.21.

How urgent is CVE-2019-3692?

Priority 48/100. High severity; Public exploit reference; On your watchlist

Related CVEs

CVE-2021-31998 MEDIUM 6.8 UPGRADE A Incorrect Default Permissions vulnerability in the packaging of inn of SUSE Linux Enterprise Server 11-SP3;
CVE-2012-3523 MEDIUM 6.8 UPGRADE The STARTTLS implementation in nnrpd in INN before 2.5.3 does not properly restrict I/O buffering, which allow
CVE-2004-0045 HIGH 7.5 DOWNGRADE Buffer overflow in the ARTpost function in art.c in the control message handling code for INN 2.4.0 may allow
CVE-2002-0526 HIGH 7.2 UPGRADE Vulnerability in (1) inews or (2) rnews for INN 2.2.3 and earlier, related to insecure open() calls.
CVE-2002-0525 HIGH 10.0 DOWNGRADE Format string vulnerabilities in (1) inews or (2) rnews for INN 2.2.3 and earlier allow local users and remote

References

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