Vulnerability CVE-2018-5243

Vulnerability Name:

CVE-2018-5243 (CCN-148636)

Assigned:

2018-08-13

Published:

2018-08-13

Updated:

2018-10-16

Summary:

The Symantec Encryption Management Server (SEMS) product, prior to version 3.4.2 MP1, may be susceptible to a denial of service (DoS) exploit. A DoS attack is a type of attack whereby the perpetrator attempts to make a particular machine or network resource unavailable to its intended users by temporarily or indefinitely disrupting services of a specific host within a network.

CVSS v3 Severity:

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

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

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

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

CVSS v2 Severity:

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

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

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

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

Vulnerability Type:

CWE-400

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2018-5243

Source: BID
Type: Third Party Advisory, VDB Entry
105062

Source: CCN
Type: BID-105062
Symantec Encryption Management Server CVE-2018-5243 Denial of Service Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1041527

Source: XF
Type: UNKNOWN
symantec-encryption-cve20185243-dos(148636)

Source: CCN
Type: Symantec Security Advisory ID: SA1458
Symantec Encryption Management Server - Denial of Service

Source: CONFIRM
Type: Mitigation, Vendor Advisory
https://support.symantec.com/en_US/article.SYMSA1458.html

Vulnerable Configuration:

Configuration 1:

cpe:/a:symantec:encryption_management_server:*:*:*:*:*:*:*:* (Version <= 3.4.2)

Configuration CCN 1:

cpe:/a:symantec:encryption_management_server:3.3.0:mp1:*:*:*:*:*:*

OR cpe:/a:symantec:encryption_management_server:3.3.2:mp6:*:*:*:*:*:*

OR cpe:/a:symantec:encryption_management_server:3.4.2:*:*:*:*:*:*:*

Denotes that component is vulnerable

BACK