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CVE-2017-6607

24
FAUCET Score

CVE-2017-6607 is a vulnerability in the DNS code of Cisco ASA Software, affecting various Cisco ASA products including the 5500 Series and ASAv. An unauthenticated, remote attacker can exploit a flaw in handling crafted DNS response messages to cause a device reload or corrupt its local DNS cache. With a CVSSv3 score of 8.7 (HIGH), this vulnerability has a network attack vector, high impact on integrity and availability, and requires high attack complexity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
9.0.1CPE matchmatch criteria
cpe:2.3:o:cisco:adaptive_security_appliance_software:9.0.1:*:*:*:*:*:*:*
9.0.2CPE matchmatch criteria
cpe:2.3:o:cisco:adaptive_security_appliance_software:9.0.2:*:*:*:*:*:*:*
9.0.2.10CPE matchmatch criteria
cpe:2.3:o:cisco:adaptive_security_appliance_software:9.0.2.10:*:*:*:*:*:*:*
9.0.3CPE matchmatch criteria
cpe:2.3:o:cisco:adaptive_security_appliance_software:9.0.3:*:*:*:*:*:*:*
9.0.3.6CPE matchmatch criteria
cpe:2.3:o:cisco:adaptive_security_appliance_software:9.0.3.6:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.7HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
5.8
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.39%
Probability of exploitation in next 30 days
EPSS Percentile
82.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0239 is in the 39th percentile among its peer group of 8,920 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

ciscovendor investigatingvia nvd_reference
View patch

References

tools.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-20170419-asa-dns
Vendor Advisory
securityfocus.com / bid/97933
Third Party AdvisoryVDB Entry
securitytracker.com / id/1038319