Denial of service in Symantec Mail Security
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2016-5309 |
| CWE-ID | CWE-284 |
| Exploitation vector | Network |
| Public exploit | Public exploit code for vulnerability #1 is available. |
| Vulnerable software |
Symantec Mail Security Server applications / IDS/IPS systems, Firewalls and proxy servers Symantec Mail Security for Domino (SMSDOM) Server applications / IDS/IPS systems, Firewalls and proxy servers Symantec Mail Security for Microsoft Exchange (SMSMSE) Server applications / IDS/IPS systems, Firewalls and proxy servers |
| Vendor | Broadcom |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Denial of service
EUVDB-ID: #VU570
Risk: Low
CVSSv4.0: 5.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear]
CVE-ID: CVE-2016-5309
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: Yes
DescriptionThe vulnerability allows a remote user to cause denial of service on the target application.
The weakness exists due to out-of-bounds memory read error. By using specially crafted RAR file attacker can cause denial of the application service.
Successful exploitation of the vulnerability resuslts in denial of service on the vulnerable application.
Update Symantec Mail Security for Domino to 8.1.3.
Update Symantec Mail Security for Microsoft Exchange to 7.5.4.
Symantec Mail Security: 4.0 - 8.0.2
Symantec Mail Security for Domino (SMSDOM): 8.0.9
Symantec Mail Security for Microsoft Exchange (SMSMSE): 6.5.8 - 7.0.4
CPE2.3- cpe:2.3:a:broadcom:symantec_mail_security:4.0:*:*:*:*:*:*:*
- cpe:2.3:a:broadcom:symantec_mail_security:4.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:broadcom:symantec_mail_security:4.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:broadcom:symantec_mail_security_for_domino_smsdom:8.0.9:*:*:*:*:*:*:*
- cpe:2.3:a:broadcom:symantec_mail_security_for_microsoft_exchange_smsmse:6.5.8:*:*:*:*:*:*:*
- cpe:2.3:a:broadcom:symantec_mail_security_for_microsoft_exchange_smsmse:7.0.4:*:*:*:*:*:*:*
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.
