SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-9785

Csrf.cs in NancyFX Nancy before 1.4.4 and 2.x before 2.0-dangermouse has Remote Code Execution via Deserialization of JSON data in a CSRF Cookie.

CRITICAL 9.8EPSS 3.09%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (3.09%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Csrf.cs in NancyFX Nancy before 1.4.4 and 2.x before 2.0-dangermouse has Remote Code Execution via Deserialization of JSON data in a CSRF Cookie.

CVSS 3.0
9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
3.09% probability · 87th percentile
CISA KEV
Not listed
Weakness
CWE-502
Affected
nancyfx/nancy
Source
security-alert@hpe.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.