CVE-2015-8920
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
5.9 Medium
AI Score
Confidence
High
0.013 Low
EPSS
Percentile
85.7%
The _ar_read_header function in archive_read_support_format_ar.c in libarchive before 3.2.0 allows remote attackers to cause a denial of service (out-of-bounds stack read) via a crafted ar file.
Affected configurations
References
lists.opensuse.org/opensuse-security-announce/2016-07/msg00025.html
rhn.redhat.com/errata/RHSA-2016-1844.html
rhn.redhat.com/errata/RHSA-2016-1850.html
www.debian.org/security/2016/dsa-3657
www.openwall.com/lists/oss-security/2016/06/17/2
www.openwall.com/lists/oss-security/2016/06/17/5
www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
www.securityfocus.com/bid/91301
www.ubuntu.com/usn/USN-3033-1
blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.html
github.com/libarchive/libarchive/issues/511
security.gentoo.org/glsa/201701-03
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
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
5.9 Medium
AI Score
Confidence
High
0.013 Low
EPSS
Percentile
85.7%