CVE-2017-12303 json
A vulnerability in the Advanced Malware Protection (AMP) file filtering feature of Cisco AsyncOS Software for Cisco Web Security Appliance…
published 2017-11-16 8 y ago modified 2026-06-17 4 mo ago also EUVD-2017-3876
- cvss
- 5.3
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.6%
- EPSS 1.6% chance of exploitation in 30 days, percentile 76%
- public exploits
- 0
- none known
Summary
A vulnerability in the Advanced Malware Protection (AMP) file filtering feature of Cisco AsyncOS Software for Cisco Web Security Appliance (WSA) could allow an unauthenticated, remote attacker to bypass a configured AMP file filtering rule. The file types affected are zipped or archived file types. The vulnerability is due to incorrect and different file hash values when AMP scans the file. An attacker could exploit this vulnerability by sending a crafted email file attachment through the targeted device. An exploit could allow the attacker to bypass a configured AMP file filter. Cisco Bug IDs: CSCvf52943.
Exploit prediction
1.64% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 5.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:P/A:N |
Affected products
- n/a Cisco Web Security Appliance
Classification
- Weakness
-
- CWE-358 Improperly Implemented Security Check for Standard
References
-
tools.cisco.com
/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171115-wsa
vendor-advisory
-
securitytracker.com
/id/1039828
vdb-entry, third-party-advisory
-
securityfocus.com
/bid/101932
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2017-12303
- NVD CVE-2017-12303
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