SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2009-4611

Mort Bay Jetty 6.x through 6.1.22 and 7.0.0 writes backtrace data without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request…

HIGH 7.5EPSS 3.18%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (3.18%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Mort Bay Jetty 6.x through 6.1.22 and 7.0.0 writes backtrace data without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator, related to (1) a string value in the Age parameter to the default URI for the Cookie Dump Servlet in test-jetty-webapp/src/main/java/com/acme/CookieDump.java under cookie/, (2) an alphabetic value in the A parameter to jsp/expr.jsp, or (3) an alphabetic value in the Content-Length HTTP header to an arbitrary application.

CVSS 2.0
7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS
3.18% probability · 87th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
mortbay/jetty
Source
cve@mitre.org

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