Cisco Email Security Appliance prior 9.7.1-066/9.9.6-026/10.0.9-015 Security Policy 7pk error
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.3 | $0-$5k | 0.00 |
A vulnerability was found in Cisco Email Security Appliance (Anti-Malware Software) and classified as critical. This issue affects some unknown functionality of the component Security Policy. The manipulation with an unknown input leads to a 7pk error vulnerability. Using CWE to declare the problem leads to CWE-388. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
A vulnerability in the configured security policies, including drop email filtering, in Cisco AsyncOS for Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to bypass a configured drop filter by using an email with a corrupted attachment. More Information: CSCuz01651. Known Affected Releases: 10.0.9-015 9.7.1-066 9.9.6-026.
The weakness was disclosed 10/28/2016 with Cisco as CSCuz01651 as confirmed advisory (Website). The advisory is shared at tools.cisco.com. The identification of this vulnerability is CVE-2016-6357 since 07/26/2016. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.
Upgrading to version 9.7.1-066, 9.9.6-026 or 10.0.9-015 eliminates this vulnerability.
The entries 93139, 93138 and 93136 are pretty similar.
Product
Type
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.5VulDB Meta Temp Score: 7.3
VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.5
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: 7pk errorCWE: CWE-388
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
OpenVAS ID: 103403
OpenVAS Name: Cisco Email Security Appliance Drop Bypass Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Email Security Appliance 9.7.1-066/9.9.6-026/10.0.9-015
Timeline
07/26/2016 🔍10/26/2016 🔍
10/28/2016 🔍
10/28/2016 🔍
10/28/2016 🔍
09/28/2022 🔍
Sources
Vendor: cisco.comAdvisory: CSCuz01651
Organization: Cisco
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2016-6357 (🔍)
SecurityTracker: 1037114
SecurityFocus: 93909 - Cisco AsyncOS CVE-2016-6357 Remote Security Bypass Vulnerability
See also: 🔍
Entry
Created: 10/28/2016 19:46Updated: 09/28/2022 15:25
Changes: 10/28/2016 19:46 (57), 05/19/2019 18:34 (13), 09/28/2022 15:25 (3)
Complete: 🔍
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