Symantec Mail Security for Microsoft Exchange up to 6.5.8/7.0.4/7.5.4 RAR Decompression memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability has been found in Symantec Mail Security for Microsoft Exchange up to 6.5.8/7.0.4/7.5.4 and classified as problematic. The impacted element is an unknown function of the component RAR Decompression. The manipulation leads to memory corruption. This vulnerability is listed as CVE-2016-5310. The attack must be carried out locally. In addition, an exploit is available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Symantec Mail Security for Microsoft Exchange up to 6.5.8/7.0.4/7.5.4 (Groupware Software). This issue affects an unknown part of the component RAR Decompression. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability.

The weakness was presented 09/19/2016 by Tavis Ormandy with Google Project Zero as SYM16-015 as confirmed advisory (Website). It is possible to read the advisory at symantec.com. The public release was coordinated in cooperation with Symantec. The identification of this vulnerability is CVE-2016-5310 since 06/06/2016. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available.

The exploit is available at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 93717 (Symantec Endpoint Protection Client 12.1.x < 12.1.6 MP6 Multiple DoS (SYM16-015)), 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 370140 (Symantec Multiple Products Decomposer Engine RAR Decompression Denial Of Service and Memory Corruption Vulnerability (SYM16-015 )).

Applying the patch SMSMSE_6.5.8_3968140_HF2.3/SMSMSE_7.0_3966002_HF2.1/SMSMSE_7.5_3966008_VHF2.2 is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (40405), Tenable (93717), SecurityFocus (BID 92866†) and SecurityTracker (ID 1036847†). See VDB-91698, VDB-91699, VDB-91700 and VDB-91701 for similar entries. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.5
VulDB Temp Score: 5.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 93717
Nessus Name: Symantec Endpoint Protection Client 12.1.x < 12.1.6 MP6 Multiple DoS (SYM16-015)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 800609
OpenVAS Name: Symantec Endpoint Protection Small Business Edition RAR File Parser DoS Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Patch: SMSMSE_6.5.8_3968140_HF2.3/SMSMSE_7.0_3966002_HF2.1/SMSMSE_7.5_3966008_VHF2.2

Timelineinfo

06/06/2016 🔍
09/19/2016 +105 days 🔍
09/19/2016 +0 days 🔍
09/19/2016 +0 days 🔍
09/20/2016 +1 days 🔍
09/20/2016 +0 days 🔍
09/26/2016 +6 days 🔍
04/14/2017 +200 days 🔍
01/09/2025 +2827 days 🔍

Sourcesinfo

Vendor: symantec.com

Advisory: SYM16-015
Researcher: Tavis Ormandy
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2016-5310 (🔍)
GCVE (CVE): GCVE-0-2016-5310
GCVE (VulDB): GCVE-100-91703

OVAL: 🔍

SecurityFocus: 92866 - Multiple Symantec Products CVE-2016-5310 RAR decompression Memory Corruption Vulnerability
SecurityTracker: 1036847

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 09/20/2016 14:48
Updated: 01/09/2025 01:26
Changes: 09/20/2016 14:48 (78), 04/20/2019 18:34 (14), 09/19/2022 09:22 (4), 01/09/2025 01:26 (14)
Complete: 🔍
Cache ID: 216::103

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