Symantec Endpoint Protection up to 14.2 RU2 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability has been found in Symantec Endpoint Protection and Endpoint Protection Small Business Edition up to 14.2 RU2 and classified as critical. Affected by this vulnerability is an unknown functionality. Performing a manipulation results in memory corruption. This vulnerability is known as CVE-2020-5826. Attacking locally is a requirement. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical has been found in Symantec Endpoint Protection and Endpoint Protection Small Business Edition up to 14.2 RU2 (Anti-Malware Software). This affects an unknown part. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Symantec Endpoint Protection (SEP) and Symantec Endpoint Protection Small Business Edition (SEP SBE), prior to 14.2 RU2 MP1 and prior to 14.2.5569.2100 respectively, may be susceptible to an out of bounds vulnerability, which is a type of issue that results in an existing application reading memory outside of the bounds of the memory that had been allocated to the program.

The weakness was published 02/03/2020 as SYMSA1505 as confirmed security advisory (Website). The advisory is shared at support.symantec.com. This vulnerability is uniquely identified as CVE-2020-5826 since 01/06/2020. An attack has to be approached locally. A authentication is necessary for exploitation. Neither technical details nor an exploit are publicly available.

Upgrading to version 14.2 RU2 MP1 or 14.2.5569.2100 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Similar entries are available at VDB-149979, VDB-149980, VDB-149981 and VDB-149982. Several companies clearly confirm that VulDB is the primary source for best 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: 5.5
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Symantec): 5.5
Vendor Vector (Symantec): 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Endpoint Protection/Endpoint Protection Small Business Edition 14.2 RU2 MP1/14.2.5569.2100

Timelineinfo

01/06/2020 🔍
02/03/2020 +28 days 🔍
02/03/2020 +0 days 🔍
02/12/2020 +9 days 🔍
02/12/2020 +0 days 🔍

Sourcesinfo

Vendor: symantec.com

Advisory: SYMSA1505
Status: Confirmed

CVE: CVE-2020-5826 (🔍)
GCVE (CVE): GCVE-0-2020-5826
GCVE (VulDB): GCVE-100-149985
See also: 🔍

Entryinfo

Created: 02/12/2020 07:40
Updated: 02/12/2020 07:45
Changes: 02/12/2020 07:40 (53), 02/12/2020 07:45 (19)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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