CVE-2016-1561

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
ExaGrid appliances with firmware before 4.8 P26 have a default SSH public key in the authorized_keys file for root, which allows remote attackers to obtain SSH access by leveraging knowledge of a private key from another installation or a firmware image.
Overview
  • CVE ID
  • CVE-2016-1561
  • Assigner
  • cret@cert.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2017-04-21T20:59:00
  • Last Modified Date
  • 2017-04-27T14:49:28
Weakness Enumerations
CWE URL
CWE-200 http://cwe.mitre.org/data/definitions/200.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:exagrid:ex3000_firmware:4.8:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:exagrid:ex3000:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:exagrid:ex5000_firmware:4.8:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:exagrid:ex5000:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:exagrid:ex7000_firmware:4.8:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:exagrid:ex7000:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:exagrid:ex10000e_firmware:4.8:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:exagrid:ex10000e:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:exagrid:ex13000e_firmware:4.8:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:exagrid:ex13000e:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:exagrid:ex21000e_firmware:4.8:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:exagrid:ex21000e:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:exagrid:ex32000e_firmware:4.8:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:exagrid:ex32000e:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:exagrid:ex40000e_firmware:4.8:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:exagrid:ex40000e:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://community.rapid7.com/community/infosec/blog/2016/04/07/r7-2016-04-exagrid-backdoor-ssh-keys-and-hardcoded-credentials Exploit Mitigation Third Party Advisory
http://www.rapid7.com/db/modules/exploit/linux/ssh/exagrid_known_privkey Third Party Advisory
http://packetstormsecurity.com/files/136634/ExaGrid-Known-SSH-Key-Default-Password.html Exploit Third Party Advisory VDB Entry
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2016-1561
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1561
History
Created Old Value New Value Data Type Notes
2022-05-10 09:44:06 Added to TrackCVE
2022-12-02 16:09:08 cert@cert.org cret@cert.org CVE Assigner updated
2022-12-02 16:09:08 2017-04-21T20:59Z 2017-04-21T20:59:00 CVE Published Date updated
2022-12-02 16:09:08 2017-04-27T14:49:28 CVE Modified Date updated
2022-12-02 16:09:08 Analyzed Vulnerability Status updated