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CVE-2018-11243

Date: May 18, 2018

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.

Language: C

Severity Score

Related Resources (12)

https://github.com/upx/upx/blob/devel/NEWS
https://nvd.nist.gov/vuln/detail/CVE-2018-11243
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D7XU42G6MUQQXHWRP7DCF2JSIBOJ5GOO/
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00007.html
https://github.com/upx/upx/issues/207
https://github.com/upx/upx/issues/206
https://security-tracker.debian.org/tracker/CVE-2018-11243
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00001.html
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00003.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EUTVSTXAFTD552NO2K2RIF6MDQEHP3BE/
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00008.html
https://www.mend.io/vulnerability-database/CVE-2018-11243

Severity Score

Weakness Type (CWE)

Double Free

CWE-415

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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