CVE-2018-11243 Information

Description

PackLinuxElf64::unpack in p_lx_elf.cpp in UPX 3.95 allows remote attackers to cause a denial of service (double free) limit the ability of a malware scanner to operate on the entire original data or possibly have unspecified other impact via a crafted file.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00001.html http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00003.html http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00007.html http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00008.html https://github.com/upx/upx/blob/devel/NEWS https://github.com/upx/upx/issues/206 https://github.com/upx/upx/issues/207 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D7XU42G6MUQQXHWRP7DCF2JSIBOJ5GOO/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EUTVSTXAFTD552NO2K2RIF6MDQEHP3BE/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8