Vulnerability CVE-2016-10009


Published: 2017-01-04   Modified: 2017-01-05

Description:
Untrusted search path vulnerability in ssh-agent.c in ssh-agent in OpenSSH before 7.4 allows remote attackers to execute arbitrary local PKCS#11 modules by leveraging control over a forwarded agent-socket.

See advisories in our WLB2 database:
Topic
Author
Date
High
OpenSSH Arbitrary Library Loading
Jann Horn
24.12.2016

Type:

CWE-426

(Untrusted Search Path)

Vendor: Openbsd
Product: Openssh 
Version: 7.3;

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial

 References:
http://packetstormsecurity.com/files/140261/OpenSSH-Arbitrary-Library-Loading.html
http://www.openwall.com/lists/oss-security/2016/12/19/2
http://www.securityfocus.com/bid/94968
http://www.securitytracker.com/id/1037490
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.647637
https://access.redhat.com/errata/RHSA-2017:2029
https://bugs.chromium.org/p/project-zero/issues/detail?id=1009
https://github.com/openbsd/src/commit/9476ce1dd37d3c3218d5640b74c34c65e5f4efe5
https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html
https://security.FreeBSD.org/advisories/FreeBSD-SA-17:01.openssh.asc
https://security.netapp.com/advisory/ntap-20171130-0002/
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03818en_us
https://usn.ubuntu.com/3538-1/
https://www.exploit-db.com/exploits/40963/
https://www.openssh.com/txt/release-7.4

Related CVE
CVE-2018-12438
The Elliptic Curve Cryptography library (aka sunec or libsunec) allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the loc...
CVE-2018-12437
LibTomCrypt through 1.18.1 allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual mac...
CVE-2018-12434
LibreSSL before 2.6.5 and 2.7.x before 2.7.4 allows a memory-cache side-channel attack on DSA and ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover a key, the attacker needs access to either the local machine or a di...
CVE-2018-12433
** DISPUTED ** cryptlib through 3.4.4 allows a memory-cache side-channel attack on DSA and ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover a key, the attacker needs access to either the local machine or a different...
CVE-2018-8970
The int_x509_param_set_hosts function in lib/libcrypto/x509/x509_vpm.c in LibreSSL 2.7.0 before 2.7.1 does not support a certain special case of a zero name length, which causes silent omission of hostname verification, and consequently allows man-in...
CVE-2016-10708
sshd in OpenSSH before 7.4 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via an out-of-sequence NEWKEYS message, as demonstrated by Honggfuzz, related to kex.c and packet.c.
CVE-2017-15906
The process_open function in sftp-server.c in OpenSSH before 7.6 does not properly prevent write operations in readonly mode, which allows attackers to create zero-length files.
CVE-2015-7687
Use-after-free vulnerability in OpenSMTPD before 5.7.2 allows remote attackers to cause a denial of service (crash) or execute arbitrary code via vectors involving req_ca_vrfy_smtp and req_ca_vrfy_mta.

Copyright 2018, cxsecurity.com

 

Back to Top