Vulnerability CVE-2015-5677

Vulnerability Name:

CVE-2015-5677 (CCN-109645)

Assigned:

2015-07-26

Published:

2016-01-14

Updated:

2017-09-10

Summary:

bsnmpd, as used in FreeBSD 9.3, 10.1, and 10.2, uses world-readable permissions on the snmpd.config file, which allows local users to obtain the secret key for USM authentication by reading the file.

CVSS v3 Severity:

5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)
4.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): Low User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): None Availibility (A): None

4.0 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
3.5 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): Low Integrity (I): None Availibility (A): None

CVSS v2 Severity:

2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): None Availibility (A): None

2.1 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): None Availibility (A): None

Vulnerability Type:

CWE-200

Vulnerability Consequences:

Obtain Information

References:

Source: MITRE
Type: CNA
CVE-2015-5677

Source: SECTRACK
Type: UNKNOWN
1034678

Source: XF
Type: UNKNOWN
freebsd-cve20155677-info-disc(109645)

Source: CCN
Type: Packet Storm Security [01-16-2016]
FreeBSD bsnmpd Information Disclosure

Source: CONFIRM
Type: Exploit, Third Party Advisory
https://pierrekim.github.io/blog/2016-01-15-cve-2015-5677-freebsd-bsnmpd.html

Source: CCN
Type: FreeBSD Security Advisory FreeBSD-SA-16:06.bsnmpd
Insecure default snmpd.config permissions

Source: FREEBSD
Type: Patch, Vendor Advisory
FreeBSD-SA-16:06

Vulnerable Configuration:

Configuration 1:

cpe:/o:freebsd:freebsd:9.3:*:*:*:*:*:*:*

OR cpe:/o:freebsd:freebsd:10.1:*:*:*:*:*:*:*

OR cpe:/o:freebsd:freebsd:10.2:-:*:*:*:*:*:*

Configuration CCN 1:

cpe:/o:freebsd:freebsd:9.3:*:*:*:*:*:*:*

OR cpe:/o:freebsd:freebsd:10.1:*:*:*:*:*:*:*

Denotes that component is vulnerable

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