Stack-based buffer overflow in libeconf - CVE-2023-30078

Vulnerability identifier: #VU80060

CSH Severity: High

CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-30078

CWE-ID: CWE-121

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the econf_writeFile() function in atlibeconf/lib/libeconf.c. A remote unauthenticated attacker can trigger a stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

libeconf
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Desktop 15
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Manager Proxy
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Micro for Rancher
Basesystem Module
openSUSE Leap
libeconf0-debuginfo
libeconf0
libeconf-debugsource
libeconf0-32bit
libeconf0-64bit-debuginfo
libeconf0-64bit
libeconf0-32bit-debuginfo
libeconf-utils-debuginfo
libeconf-utils
libeconf-devel
ObjectScale
Dell EMC VxRail Appliance

Install updates from vendor's website.

libeconf - update to 0.5.2
libeconf0-debuginfo - addressed in versions 0.5.2-150300.3.11.1, 0.5.2-150400.3.6.1
libeconf0 - addressed in versions 0.5.2-150300.3.11.1, 0.5.2-150400.3.6.1
libeconf-debugsource - addressed in versions 0.5.2-150300.3.11.1, 0.5.2-150400.3.6.1
libeconf0-32bit - update to 0.5.2-150400.3.6.1
libeconf0-64bit-debuginfo - update to 0.5.2-150400.3.6.1
libeconf0-64bit - update to 0.5.2-150400.3.6.1
libeconf0-32bit-debuginfo - update to 0.5.2-150400.3.6.1
libeconf-utils-debuginfo - update to 0.5.2-150400.3.6.1
libeconf-utils - update to 0.5.2-150400.3.6.1
libeconf-devel - update to 0.5.2-150400.3.6.1
ObjectScale - update to 1.4.0
Dell EMC VxRail Appliance - update to 8.0.120

• https://raw.githubusercontent.com/yangjiageng/PoC/master/libeconf-PoC/tst-write-string-data.c
• https://github.com/openSUSE/libeconf/issues/178
• https://github.com/yangjiageng/PoC/blob/master/libeconf-PoC/econf_writeFile_546

• Multiple vulnerabilities in libeconf
• SUSE update for libeconf
• SUSE update for libeconf
• SUSE update for libeconf
• Multiple vulnerabilities in Dell EMC VxRail Appliance
• Multiple vulnerabilities in Dell ObjectScale