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Vulnerability ID | VCID-5rut-tj2x-aaap |
Aliases |
CVE-2011-4317
|
Summary | The mod_proxy module in the Apache HTTP Server 1.3.x through 1.3.42, 2.0.x through 2.0.64, and 2.2.x through 2.2.21, when the Revision 1179239 patch is in place, does not properly interact with use of (1) RewriteRule and (2) ProxyPassMatch pattern matches for configuration of a reverse proxy, which allows remote attackers to send requests to intranet servers via a malformed URI containing an @ (at sign) character and a : (colon) character in invalid positions. NOTE: this vulnerability exists because of an incomplete fix for CVE-2011-3368. |
Status | Published |
Exploitability | 2.0 |
Weighted Severity | 6.2 |
Risk | 10.0 |
Affected and Fixed Packages | Package Details |
CWE-20 | Improper Input Validation |
Data source | Exploit-DB |
---|---|
Date added | Nov. 24, 2011 |
Description | Apache 7.0.x mod_proxy - Reverse Proxy Security Bypass |
Ransomware campaign use | Known |
Source publication date | Nov. 24, 2011 |
Exploit type | remote |
Platform | linux |
Source update date | Jan. 31, 2017 |
Source URL | https://www.securityfocus.com/bid/50802/info |
Exploitability (E) | Access Vector (AV) | Access Complexity (AC) | Authentication (Au) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
---|---|---|---|---|---|---|
high functional unproven proof_of_concept not_defined |
local adjacent_network network |
high medium low |
multiple single none |
none partial complete |
none partial complete |
none partial complete |
Attack Vector (AV) | Attack Complexity (AC) | Privileges Required (PR) | User Interaction (UI) | Scope (S) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
---|---|---|---|---|---|---|---|
network adjacent_network local physical |
low high |
none low high |
none required |
unchanged changed |
high low none |
high low none |
high low none |
Percentile | 0.99273 |
EPSS Score | 0.84568 |
Published At | June 2, 2025, 12:55 p.m. |
Date | Actor | Action | Source | VulnerableCode Version |
---|---|---|---|---|
There are no relevant records. |