Ubuntu.comUB:CVE-2017-15650CVE-2017-15650
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.004 Low
EPSS
Percentile
73.6%
musl libc before 1.1.17 has a buffer overflow via crafted DNS replies
because dns_parse_callback in network/lookup_name.c does not restrict the
number of addresses, and thus an attacker can provide an unexpected number
by sending A records in a reply to an AAAA query.
References
git.musl-libc.org/cgit/musl/commit/?id=45ca5d3fcb6f874bf5ba55d0e9651cef68515395
git.musl-libc.org/cgit/musl/tree/WHATSNEW
openwall.com/lists/oss-security/2017/10/19/5
git.musl-libc.org/cgit/musl/patch/?id=45ca5d3fcb6f874bf5ba55d0e9651cef68515395
launchpad.net/bugs/cve/CVE-2017-15650
nvd.nist.gov/vuln/detail/CVE-2017-15650
security-tracker.debian.org/tracker/CVE-2017-15650
www.cve.org/CVERecord?id=CVE-2017-15650
Related
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.004 Low
EPSS
Percentile
73.6%