Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2016-0777

Severity CVSS v4.0:
Pending analysis
Type:
CWE-200 Information Leak / Disclosure
Publication date:
14/01/2016
Last modified:
12/04/2025

Description

The resend_bytes function in roaming_common.c in the client in OpenSSH 5.x, 6.x, and 7.x before 7.1p2 allows remote servers to obtain sensitive information from process memory by requesting transmission of an entire buffer, as demonstrated by reading a private key.

Impact

Vector 3.x
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 6.50 MEDIUM
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

Base Score 3.x
6.50
Severity 3.x
MEDIUM
Vector 2.0
AV:N/AC:L/Au:S/C:P/I:N/A:N CVSS v2.0 Severity and Metrics:

Base Score: 4.00 MEDIUM
Vector: AV:N/AC:L/Au:S/C:P/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): Single
Confidentiality (C): Physical
Integrity (I): None
Availability (A): None

Base Score 2.0
4.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:sophos:unified_threat_management_software:9.318:*:*:*:*:*:*:*
cpe:2.3:a:sophos:unified_threat_management_software:9.353:*:*:*:*:*:*:*
cpe:2.3:h:sophos:unified_threat_management:110:*:*:*:*:*:*:*
cpe:2.3:h:sophos:unified_threat_management:120:*:*:*:*:*:*:*
cpe:2.3:h:sophos:unified_threat_management:220:*:*:*:*:*:*:*
cpe:2.3:h:sophos:unified_threat_management:320:*:*:*:*:*:*:*
cpe:2.3:h:sophos:unified_threat_management:425:*:*:*:*:*:*:*
cpe:2.3:h:sophos:unified_threat_management:525:*:*:*:*:*:*:*
cpe:2.3:h:sophos:unified_threat_management:625:*:*:*:*:*:*:*
cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:*
cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.0:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.0:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.1:p1:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools