A vulnerability in the Multipurpose Internet Mail Extensions (MIME) scanner of Cisco AsyncOS Software for Cisco Email Security Appliances (ESA) and Web Security Appliances (WSA) could allow an unauthenticated, remote attacker to bypass configured user filters on the device
Published Feb 22, 2017
5.8
MEDIUMCVSS 3.0
EPSS 1.93%
Description
A vulnerability in the Multipurpose Internet Mail Extensions (MIME) scanner of Cisco AsyncOS Software for Cisco Email Security Appliances (ESA) and Web Security Appliances (WSA) could allow an unauthenticated, remote attacker to bypass configured user filters on the device. Affected Products: This vulnerability affects all releases prior to the first fixed release of Cisco AsyncOS Software for Cisco ESA and Cisco WSA, both virtual and hardware appliances, that are configured with message or content filters to scan incoming email attachments on the ESA or services scanning content of web access on the WSA. More Information: SCvb91473, CSCvc76500. Known Affected Releases: 10.0.0-203 9.9.9-894 WSA10.0.0-233.
Affected products
- Vendor n/a Product Cisco AsyncOS Software for Cisco ESA and Cisco WSA Defaultn/a
- Version Cisco AsyncOS Software for Cisco ESA and Cisco WSAStatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | Cisco AsyncOS Software for Cisco ESA and Cisco WSA | n/a |
|
- 10.0.0-082
- 10.0.0-124
- 10.0.0-125
- 10.0.0-203
- 10.0.0-232
- 9.9.6-026
- 9.9.9-894
- 10.0.0-082
- 10.0.0-124
- 10.0.0-125
- 10.0.0-203
- 10.0.0-232
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
AV:N/AC:L/Au:N/C:N/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.93% (0.01935) | 79.32th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.93% (0.01935) | 77.35th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.33% (0.00334) | 54.03th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.28% (0.00279) | 69.18th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.28% (0.00279) | 67.42th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.28% (0.00279) | 63.34th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.39% (0.01386) | 32.11th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.39% (0.01386) | 0.00th | v1 |
References (4)
- http://www.securityfocus.com/bid/96239 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1037831 vdb-entryx_refsource_SECTRACK
- http://www.securitytracker.com/id/1037832 vdb-entryx_refsource_SECTRACK
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170215-asyncos x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/96239 | vdb-entryx_refsource_BID | |
| http://www.securitytracker.com/id/1037831 | vdb-entryx_refsource_SECTRACK | |
| http://www.securitytracker.com/id/1037832 | vdb-entryx_refsource_SECTRACK | |
| https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170215-asyncos | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.