Symantec Endpoint Protection up to 14.2 RU1 Digital Signature input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Symantec Endpoint Protection up to 14.2 RU1. It has been rated as critical. This issue affects some unknown processing of the component Digital Signature Handler. This manipulation causes input validation. This vulnerability is handled as CVE-2019-12758. It is possible to launch the attack on the local host. There is not any exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability has been found in Symantec Endpoint Protection up to 14.2 RU1 (Anti-Malware Software) and classified as critical. Affected by this vulnerability is an unknown function of the component Digital Signature Handler. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Symantec Endpoint Protection, prior to 14.2 RU2, may be susceptible to an unsigned code execution vulnerability, which may allow an individual to execute code without a resident proper digital signature.

The weakness was released 11/15/2019 as SYMSA1488 as confirmed security advisory (Website). It is possible to read the advisory at support.symantec.com. This vulnerability is known as CVE-2019-12758 since 06/06/2019. Attacking locally is a requirement. The exploitation needs additional levels of successful authentication. The technical details are unknown and an exploit is not publicly available.

Applying the patch 14.2 RU2 is able to eliminate this problem.

Entries connected to this vulnerability are available at VDB-145828, VDB-145829, VDB-145830 and VDB-145832. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.7

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

Vendor Base Score (Symantec): 3.4
Vendor Vector (Symantec): 🔍

NVD Base Score: 6.7
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: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 14.2 RU2

Timelineinfo

06/06/2019 🔍
11/15/2019 +162 days 🔍
11/16/2019 +1 days 🔍
11/16/2019 +0 days 🔍

Sourcesinfo

Vendor: symantec.com

Advisory: SYMSA1488
Status: Confirmed

CVE: CVE-2019-12758 (🔍)
GCVE (CVE): GCVE-0-2019-12758
GCVE (VulDB): GCVE-100-145831
See also: 🔍

Entryinfo

Created: 11/16/2019 12:11
Updated: 11/16/2019 12:16
Changes: 11/16/2019 12:11 (52), 11/16/2019 12:16 (18)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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