Vulnerability Report

CVE-2017-18258

RCE

Title: Xmlsoft Libxml2 RCE

RCE

Proof Of Concept

No public PoC currently indexed for CVE-2017-18258.

CWE Category CWE-770
Published Date Apr 08, 2018
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 6.5 CVSS v3.0
Exploit Probability (EPSS)
2.71%

Vulnerability Summary

CVE-2017-18258: The xz_head function in xzlib.c in libxml2 before 2.9.6 allows remote attackers to cause a denial of service (memory consumption) via a crafted LZMA file, because the decoder functionality does not restrict memory usage to what is required for a legitimate file.

Impacted Vendors

X
xmlsoft 1

Reference Links

https://git.gnome.org/browse/libxml2/commit/?id=e2a9122b8dde53d320750451e9907a7dcb2ca8bb https://kc.mcafee.com/corporate/index?page=content&id=SB10284 https://lists.debian.org/debian-lts-announce/2018/09/msg00035.html https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html https://security.netapp.com/advisory/ntap-20190719-0001/ https://usn.ubuntu.com/3739-1/ https://git.gnome.org/browse/libxml2/commit/?id=e2a9122b8dde53d320750451e9907a7dcb2ca8bb https://kc.mcafee.com/corporate/index?page=content&id=SB10284 https://lists.debian.org/debian-lts-announce/2018/09/msg00035.html https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html https://security.netapp.com/advisory/ntap-20190719-0001/ https://usn.ubuntu.com/3739-1/
CVSS v3.0
Source Entity [email protected]
Severity MEDIUM
6.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
4.3
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:N/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2017-18258 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction REQUIRED
CVSS Vector String CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected Stack

No specific products linked.