CVE-2018-14679
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
6.5 Medium
AI Score
Confidence
High
0.009 Low
EPSS
Percentile
83.1%
An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. There is an off-by-one error in the CHM PMGI/PMGL chunk number validity checks, which could lead to denial of service (uninitialized data dereference and application crash).
Affected configurations
References
www.openwall.com/lists/oss-security/2018/07/26/1
www.securitytracker.com/id/1041410
access.redhat.com/errata/RHSA-2018:3327
access.redhat.com/errata/RHSA-2018:3505
bugs.debian.org/904802
github.com/kyz/libmspack/commit/72e70a921f0f07fee748aec2274b30784e1d312a
lists.debian.org/debian-lts-announce/2018/08/msg00007.html
security.gentoo.org/glsa/201903-20
usn.ubuntu.com/3728-1/
usn.ubuntu.com/3728-2/
usn.ubuntu.com/3728-3/
usn.ubuntu.com/3789-2/
www.debian.org/security/2018/dsa-4260
Related
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
6.5 Medium
AI Score
Confidence
High
0.009 Low
EPSS
Percentile
83.1%