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CVE-2015-6383

18
FAUCET Score

CVE-2015-6383 describes a vulnerability in Cisco IOS XE 15.4(3)S on ASR 1000 devices where improper software package loading allows local users to bypass license restrictions and gain root privileges through crafted filenames via the CLI. With a CVSS score of 7.2 (High), this vulnerability has a local attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. There is no public exploit code available, no evidence of active exploitation, and minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
15.4\(3\)sCPE matchmatch criteria
cpe:2.3:o:cisco:ios_xe:15.4\(3\)s:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.2HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.38%
Probability of exploitation in next 30 days
EPSS Percentile
30.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0038 is in the 38th percentile among its peer group of 3,241 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 0.5 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-20151130-asa
Vendor Advisory
securityfocus.com / bid/78521
securitytracker.com / id/1034277
securitytracker.com / id/1034296