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
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
0.005 Low
EPSS
Percentile
75.6%
The wwunpack function in libclamav/wwunpack.c in ClamAV 0.99.2 allows
remote attackers to cause a denial of service (use-after-free) via a
crafted PE file with WWPack compression.
github.com/varsleak/varsleak-vul/blob/master/clamav-vul/use-after-free/clamav-use-after-free-pe.md
launchpad.net/bugs/cve/CVE-2017-6420
nvd.nist.gov/vuln/detail/CVE-2017-6420
security-tracker.debian.org/tracker/CVE-2017-6420
ubuntu.com/security/notices/USN-3393-1
ubuntu.com/security/notices/USN-3393-2
www.cve.org/CVERecord?id=CVE-2017-6420
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
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
0.005 Low
EPSS
Percentile
75.6%