CVE-2022-31254
rmt-server-pubcloud allows to escalate from user _rmt to root
Public exploit available. Not confirmed exploited in the wild yet. 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
A Incorrect Default Permissions vulnerability in rmt-server-regsharing service of SUSE Linux Enterprise Server for SAP 15, SUSE Linux Enterprise Server for SAP 15-SP1, SUSE Manager Server 4.1; openSUSE Leap 15.3, openSUSE Leap 15.4 allows local attackers with access to the _rmt user to escalate to root. This issue affects: SUSE Linux Enterprise Server for SAP 15 rmt-server versions prior to 2.10. SUSE Linux Enterprise Server for SAP 15-SP1 rmt-server versions prior to 2.10. SUSE Manager Server 4.1 rmt-server versions prior to 2.10. openSUSE Leap 15.3 rmt-server versions prior to 2.10. openSUSE Leap 15.4 rmt-server versions prior to 2.10.
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
1 source with a proof of concept or module.
Exploit links, PoCs and Metasploit modules after sign-in- EPSS
0.2% chance of exploitation activity in the next 30 days, which ranks it in the 14th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
The patch came 471 days before any public exploit.
- OpenVAS check added
- Public exploit / PoCsource: other
- Patch availablerecord updated
- Publishedweakness classified, att&ck mapped
Affected products
- SUSE Linux Enterprise Server for SAP ApplicationsOperating Systems / linux-distro
- SUSE Manager Server 4.1Operating Systems / linux-distro
- SUSE Linux Enterprise Module for Public CloudOperating Systems / linux-distro
- SUSE Linux Enterprise High Performance ComputingOperating Systems / linux-distro
- SUSE CaaS PlatformOperating Systems / linux-distro
- SUSE Manager ProxyOperating Systems / linux-distro
- SUSE Manager Retail Branch ServerOperating Systems / linux-distro
- SUSE Manager ServerOperating Systems / linux-distro
And 8 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:L/UI:N/S:U/C:H/I:H/A:H
Scored 7.8 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 LowRequires basic user-level privileges
- User Interaction NoneNo user interaction needed — fully automated exploitation
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.
- Privilege EscalationT1068Exploitation for Privilege Escalationmedium confidence
Sources
References in the record
- bugzilla.suse.com/show_bug.cgi?id=1204285
- bugzilla.suse.com/show_bug.cgi?id=1204285&
- suse.com/security/cve/CVE-2022-31254.html&
And 1 more reference. See all after sign-in
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