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CVE-2015-6285

17
FAUCET Score

CVE-2015-6285 describes a format string vulnerability in Cisco Email Security Appliance (ESA) versions 7.6.0 and 8.0.0. This flaw allows unauthenticated remote attackers to trigger a denial of service (memory overwrite or service outage) by injecting format string specifiers into an HTTP request. With a CVSS score of 6.4, this vulnerability is moderately severe, requiring low attack complexity and potentially leading to partial integrity and availability impacts. While no public exploit code or active exploitation has been observed, the vulnerability has received some community discussion and media coverage, indicating awareness within the cybersecurity community.

Impacted Technologies

VendorProductVersion(s)CPE
7.6.0CPE matchmatch criteria
cpe:2.3:h:cisco:email_security_appliance:7.6.0:*:*:*:*:*:*:*
8.0.0CPE matchmatch criteria
cpe:2.3:h:cisco:email_security_appliance:8.0.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.4MEDIUM

AV:N/AC:L/Au:N/C:N/I:P/A:P

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
4.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.42%
Probability of exploitation in next 30 days
EPSS Percentile
70.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0142 is in the 52nd percentile among its peer group of 23,723 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.0 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/viewAlert.x
Vendor Advisory
securitytracker.com / id/1033531
Third Party AdvisoryVDB Entry