CVE-2019-18900
libzypp stores cookies world readable
No known exploitation. EPSS puts it in the 20th 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
: Incorrect Default Permissions vulnerability in libzypp of SUSE CaaS Platform 3.0, SUSE Linux Enterprise Server 12, SUSE Linux Enterprise Server 15 allowed local attackers to read a cookie store used by libzypp, exposing private cookies. This issue affects: SUSE CaaS Platform 3.0 libzypp versions prior to 16.21.2-27.68.1. SUSE Linux Enterprise Server 12 libzypp versions prior to 16.21.2-2.45.1. SUSE Linux Enterprise Server 15 17.19.0-3.34.1.
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
0.3% chance of exploitation activity in the next 30 days, which ranks it in the 20th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
6 events over 2344 days, from the signal feeds we watch.
- OpenVAS check added
- Patch availablerecord updated
- Publishedweakness classified, att&ck mapped
Affected products
- CaaS Platform 3.0Cloud & SaaS / cloud-platform
- SUSE Linux Enterprise Server for SAP ApplicationsOperating Systems / linux-distro
- Suse Linux Enterprise DesktopOperating Systems / linux-distro
- SUSE Linux Enterprise Software Development KitOperating Systems / linux-distro
- SUSE Linux Enterprise Module for Open Buildservice Development ToolsOperating Systems / linux-distro
- SUSE Linux Enterprise Module for BasesystemOperating Systems / linux-distro
- SUSE CaaS PlatformOperating Systems / linux-distro
- SUSE Linux Enterprise Module for Development ToolsOperating Systems / linux-distro
And 4 more affected products. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Scored 4.0 by NVD.
How it is reached
- Attack Vector LocalRequires local access to the vulnerable system (e.g. local login, malicious file)
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required NoneNo authentication required — anyone can exploit this
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality LowSome restricted information is disclosed, but limited in scope
- Integrity NoneNo integrity impact
- Availability NoneNo availability impact
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
- Privilege EscalationT1068Exploitation for Privilege Escalationmedium confidence
Sources
References in the record
- bugzilla.suse.com/show_bug.cgi?id=1158763
- lists.opensuse.org/opensuse-security-announce/2020-02/msg00036.html
- lists.debian.org/debian-lts-announce/2020/03/msg00005.html
And 2 more references. See all after sign-in
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