Critical severity · published Oct 17, 2017
CVE-2017-8805
Debian ftpsync before 20171017 does not use the rsync --safe-links option, which allows remote attackers to conduct directory traversal attacks via a crafted upstream mirror
9.1
CVSS
3%
EPSS
No
On KEV
Description
Debian ftpsync before 20171017 does not use the rsync --safe-links option, which allows remote attackers to conduct directory traversal attacks via a crafted upstream mirror.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.0% · higher than 87% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FT
Ftpsync · Debian
through 20171016 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-8805
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-8805
Issue Tracking
http://www.openwall.com/lists/oss-security/2017/10/17/2
Issue Tracking
https://anonscm.debian.org/cgit/mirror/archvsync.git/commit/?id=d1ca2ab2210990b6dfb664cd6776a41b71c48016
Issue Tracking
https://lists.debian.org/debian-mirrors/2017/10/msg00017.html