Vulnerability identifier: #VU80060
Vulnerability risk: High
CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-121
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
libeconf
Universal components / Libraries /
Libraries used by multiple products
Vendor: SUSE
Description
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.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
libeconf: 0.0.9 - 0.5.1
External links
http://raw.githubusercontent.com/yangjiageng/PoC/master/libeconf-PoC/tst-write-string-data.c
http://github.com/openSUSE/libeconf/issues/178
http://github.com/yangjiageng/PoC/blob/master/libeconf-PoC/econf_writeFile_546
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.