CVE-2009-4413 EXPLOIT
5.0
MEDIUM · CVSS 2.0 · EPSS 8.7% (pctl 95)
Patch early
A public exploit exists.
Description
The httpClientDiscardBody function in client.c in Polipo 0.9.8, 0.9.12, 1.0.4, and possibly other versions, allows remote attackers to cause a denial of service (crash) via a request with a large Content-Length value, which triggers an integer overflow, a signed-to-unsigned conversion error with a negative value, and a segmentation fault.
Scoring
| CVSS | 5.0 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| EPSS | 8.66% — more likely to be exploited than 95% of all CVEs |
| Weakness | CWE-189 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2009-12-24 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| pps.jussieu | polipo |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Polipo 1.0.4 - Remote Memory Corruption (PoC) | 2009-12-07 |
References
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=560779
- http://secunia.com/advisories/37607
- http://secunia.com/advisories/38647
- http://www.debian.org/security/2010/dsa-2002
- http://www.exploit-db.com/exploits/10338
- http://www.openwall.com/lists/oss-security/2009/12/12/4
- http://www.securityfocus.com/bid/37463
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=560779
- http://secunia.com/advisories/37607
- http://secunia.com/advisories/38647
- http://www.debian.org/security/2010/dsa-2002
- http://www.exploit-db.com/exploits/10338
- http://www.openwall.com/lists/oss-security/2009/12/12/4
- http://www.securityfocus.com/bid/37463
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