Symantec Endpoint Encryption 11.1.3 resource management

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Symantec Endpoint Encryption 11.1.3. This affects an unknown part. The manipulation results in resource management. This vulnerability is known as CVE-2017-15525. Access to the local network is required for this attack. No exploit is available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in Symantec Endpoint Encryption 11.1.3. It has been classified as problematic. Affected is an unknown functionality. The manipulation with an unknown input leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability. CVE summarizes:

Prior to SEE v11.1.3MP1, Symantec Endpoint Encryption can be susceptible to a denial of service (DoS) attack, which 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.

The bug was discovered 11/08/2017. The weakness was published 11/13/2017 by Kyriakos Economou (kyREcon) with Nettitude as SYM17-012 as confirmed security advisory (Website). The advisory is shared for download at symantec.com. This vulnerability is traded as CVE-2017-15525 since 10/17/2017. The exploitability is told to be difficult. The attack can only be done within the local network. The exploitation requires an enhanced level of successful authentication. There are neither technical details nor an exploit publicly available. The advisory points out:

A denial of service (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. DoS attacks can occur when a system becomes flooded with specific network requests or subversive operations that can cause the resourced system to become unresponsive.

The vulnerability scanner Nessus provides a plugin with the ID 104573 (Symantec Endpoint Encryption < 11.1.3 MP1 (SYM17-012)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370669 (Symantec Endpoint Encryption Multiple Vulnerabilities. (SYM17-012)).

Applying the patch 11.1.3MP1 is able to eliminate this problem. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (104573) and SecurityFocus (BID 101697†). Similar entry is available at VDB-109321. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.2
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Symantec): 4.2
Vendor Vector (Symantec): 🔍

NVD Base Score: 4.5
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 104573
Nessus Name: Symantec Endpoint Encryption < 11.1.3 MP1 (SYM17-012)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 11.1.3MP1

Timelineinfo

10/17/2017 🔍
11/08/2017 +22 days 🔍
11/08/2017 +0 days 🔍
11/13/2017 +5 days 🔍
11/13/2017 +0 days 🔍
11/13/2017 +0 days 🔍
11/14/2017 +1 days 🔍
11/15/2017 +1 days 🔍
12/05/2019 +750 days 🔍

Sourcesinfo

Vendor: symantec.com

Advisory: SYM17-012
Researcher: Kyriakos Economou (kyREcon)
Organization: Nettitude
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-15525 (🔍)
GCVE (CVE): GCVE-0-2017-15525
GCVE (VulDB): GCVE-100-109320
SecurityFocus: 101697 - Symantec Endpoint Encryption CVE-2017-15525 Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 11/14/2017 14:18
Updated: 12/05/2019 19:50
Changes: 11/14/2017 14:18 (85), 12/05/2019 19:50 (4)
Complete: 🔍
Cache ID: 216:B78:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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