CVE-2009-4487

Name: CVE-2009-4487
Creator: NVD / NIST
Published: 2010-01-13T20:30:00.357+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 27.01%

Last modified Jun 16, 2026

CVE-2009-4487 is a vulnerability of currently unknown severity. nginx 0.7.64 writes data to a log file 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.. EPSS estimates a 27.01% chance of exploitation in the next 30 days.

Description

nginx 0.7.64 writes data to a log file 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.

Metrics

EPSS Probability

27.01%

97.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
F5	Nginx	0.7.64

References

http://www.securityfocus.com/archive/1/508830/100/0/threadedBroken Link, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/37711Broken Link, Third Party Advisory, VDB Entry
http://www.ush.it/team/ush/hack_httpd_escape/adv.txtExploit, Patch, Third Party Advisory
http://www.securityfocus.com/archive/1/508830/100/0/threadedBroken Link, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/37711Broken Link, Third Party Advisory, VDB Entry
http://www.ush.it/team/ush/hack_httpd_escape/adv.txtExploit, Patch, Third Party Advisory

Timeline

Published: Jan 13, 2010
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2009-4487?

How severe is CVE-2009-4487?

Severity scoring for CVE-2009-4487 is pending analysis. The EPSS model estimates a 27.01% probability of exploitation in the next 30 days.

How do I fix CVE-2009-4487?

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.

Are you affected by CVE-2009-4487?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST