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CVE-2015-6403

UnknownEPSS 0.38%

Last modified

CVE-2015-6403 is a vulnerability of currently unknown severity. The TFTP implementation on Cisco Small Business SPA30x, SPA50x, SPA51x phones 7.5.7 improperly validates firmware-image file integrity, which allows local users to load a Trojan horse image by leveraging shell access, aka Bug ID CSCut67400.. EPSS estimates a 0.38% chance of exploitation in the next 30 days.

Description

The TFTP implementation on Cisco Small Business SPA30x, SPA50x, SPA51x phones 7.5.7 improperly validates firmware-image file integrity, which allows local users to load a Trojan horse image by leveraging shell access, aka Bug ID CSCut67400.

Metrics

EPSS Probability
0.38%

29.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoSpa500 Firmware7.5.7
CiscoSpa300 Firmware7.5.7

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2015-6403?
The TFTP implementation on Cisco Small Business SPA30x, SPA50x, SPA51x phones 7.5.7 improperly validates firmware-image file integrity, which allows local users to load a Trojan horse image by leveraging shell access, aka Bug ID CSCut67400.
How severe is CVE-2015-6403?
Severity scoring for CVE-2015-6403 is pending analysis. The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.
How do I fix CVE-2015-6403?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST