Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU82299
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-45853
CWE-ID:
CWE-122 - Heap-based Buffer Overflow
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the zipOpenNewFileInZip4_64() function from MiniZip. A remote attacker can create a specially crafted archive, trick the victim into opening it, trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationUpdate the affected package zlib to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Software Development Kit 12: SP5
SUSE Linux Enterprise Server for SAP Applications 12: SP5
SUSE Linux Enterprise Server 12: SP5
SUSE Linux Enterprise High Performance Computing 12: SP5
libz1-32bit: before 1.2.11-11.37.1
libz1-debuginfo-32bit: before 1.2.11-11.37.1
libz1-debuginfo: before 1.2.11-11.37.1
libz1: before 1.2.11-11.37.1
zlib-devel-32bit: before 1.2.11-11.37.1
zlib-devel: before 1.2.11-11.37.1
zlib-debugsource: before 1.2.11-11.37.1
zlib-devel-static: before 1.2.11-11.37.1
External linkshttp://www.suse.com/support/update/announcement/2023/suse-su-20234216-1/
Q & A
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.