Vulnerability Details : CVE-2018-11243
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.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2018-11243
- cpe:2.3:a:upx_project:upx:3.95:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-11243
2.01%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 89 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-11243
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2018-11243
-
The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-11243
-
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00001.html
[security-announce] openSUSE-SU-2020:0162-1: moderate: Security update f
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D7XU42G6MUQQXHWRP7DCF2JSIBOJ5GOO/
[SECURITY] Fedora 30 Update: upx-3.96-1.fc30 - package-announce - Fedora Mailing-Lists
-
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00003.html
[security-announce] openSUSE-SU-2020:0163-1: moderate: Security update f
-
https://github.com/upx/upx/issues/206
multiple memory reading issue · Issue #206 · upx/upx · GitHubExploit;Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00007.html
[security-announce] openSUSE-SU-2020:0180-1: moderate: Security update f
-
https://github.com/upx/upx/issues/207
Double free ( memory clobbered ) in PackLinuxElf64::unpack · Issue #207 · upx/upx · GitHubExploit;Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00008.html
[security-announce] openSUSE-SU-2020:0179-1: moderate: Security update f
-
https://github.com/upx/upx/blob/devel/NEWS
upx/NEWS at devel · upx/upx · GitHubRelease Notes
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EUTVSTXAFTD552NO2K2RIF6MDQEHP3BE/
[SECURITY] Fedora 31 Update: upx-3.96-2.fc31 - package-announce - Fedora Mailing-Lists
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