CVE-2018-19639
Code execution if run with command line switch -v
No known exploitation. EPSS puts it in the 41st percentile. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
If supportutils before version 3.1-5.7.1 is run with -v to perform rpm verification and the attacker manages to manipulate the rpm listing (e.g. with CVE-2018-19638) he can execute arbitrary commands as root.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
0.5% chance of exploitation activity in the next 30 days, which ranks it in the 41st percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
6 events over 2669 days, from the signal feeds we watch.
- OpenVAS check added
- Patch availablerecord updated
- Publishedweakness classified, att&ck mapped
Affected products
- OpenSUSE LeapOperating Systems / linux-distro
- Suse Linux Enterprise DesktopOperating Systems / linux-distro
- SUSE Enterprise StorageOperating Systems / linux-distro
- SUSE Linux Enterprise Server for SAP ApplicationsOperating Systems / linux-distro
- SUSE OpenStack CloudOperating Systems / linux-distro
- SUSE Linux Enterprise Module for BasesystemOperating Systems / linux-distro
- SUSE Linux Enterprise Point of SaleOperating Systems / linux-distro
- SUSE CaaS PlatformOperating Systems / linux-distro
And 4 more affected products. See all after sign-in
Technical detail
CVSS 3.0 vector
Open in the CVSS calculatorCVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
Scored 6.7 by NVD.
How it is reached
- Attack Vector LocalRequires local access to the vulnerable system (e.g. local login, malicious file)
- Attack Complexity HighRequires specific conditions like a race condition or non-default configuration
- Privileges Required LowRequires basic user-level privileges
- User Interaction RequiredA user must click a link, open a file, or perform some action
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality HighTotal information disclosure — all data in the component is compromised
- Integrity HighTotal loss of integrity — attacker can modify any data in the component
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
Sources
References in the record
- bugzilla.suse.com/show_bug.cgi?id=1118462&
- suse.com/security/cve/CVE-2018-19639/
- lists.opensuse.org/opensuse-security-announce/2019-05/msg00018.html
And 1 more reference. See all after sign-in
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