CVE-2009-4496 EXPLOIT
5.0
MEDIUM · CVSS 2.0 · EPSS 12.3% (pctl 96)
Patch early
A public exploit exists.
Description
Boa 0.94.14rc21 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.
Scoring
| CVSS | 5.0 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:P/I:N/A:N |
| EPSS | 12.3% — more likely to be exploited than 96% of all CVEs |
| Weakness | CWE-20 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2010-01-13 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| boa | boa |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | BOA Web Server 0.94.x - Terminal Escape Sequence in Logs Command Injection | 2010-01-11 |
References
- http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041271.html
- http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041274.html
- http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041285.html
- http://secunia.com/advisories/39775
- http://www.securityfocus.com/archive/1/508830/100/0/threaded
- http://www.securityfocus.com/bid/37718
- http://www.ush.it/team/ush/hack_httpd_escape/adv.txt
- http://www.vupen.com/english/advisories/2010/1133
- http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041271.html
- http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041274.html
- http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041285.html
- http://secunia.com/advisories/39775
- http://www.securityfocus.com/archive/1/508830/100/0/threaded
- http://www.securityfocus.com/bid/37718
- http://www.ush.it/team/ush/hack_httpd_escape/adv.txt
- http://www.vupen.com/english/advisories/2010/1133
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