CVE-2009-0478 describes a denial-of-service vulnerability affecting Squid proxy versions 2.7 through 2.7.STABLE5, 3.0 through 3.0.STABLE12, and 3.1 through 3.1.0.4. Remote attackers can trigger an assertion failure in HttpMsg.c and HttpStatusLine.c by sending an HTTP request with an invalid version number. This vulnerability has a CVSS score of 5.0, indicating a medium severity with a network-based attack vector, low complexity, and potential for partial availability impact. While not listed on the KEV catalog or Hot List, exploit code is publicly available via ExploitDB, though there is no evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2.7.stable1CPE matchmatch criteria | cpe:2.3:a:squid:squid:2.7.stable1:*:*:*:*:*:*:* | ||
2.7.stable2CPE matchmatch criteria | cpe:2.3:a:squid:squid:2.7.stable2:*:*:*:*:*:*:* | ||
2.7.stable3CPE matchmatch criteria | cpe:2.3:a:squid:squid:2.7.stable3:*:*:*:*:*:*:* | ||
2.7.stable4CPE matchmatch criteria | cpe:2.3:a:squid:squid:2.7.stable4:*:*:*:*:*:*:* | ||
2.7.stable5CPE matchmatch criteria | cpe:2.3:a:squid:squid:2.7.stable5:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
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