Vulnerability Details : CVE-2020-7670
agoo prior to 2.14.0 allows request smuggling attacks where agoo is used as a backend and a frontend proxy also being vulnerable. HTTP pipelining issues and request smuggling attacks might be possible due to incorrect Content-Length and Transfer encoding header parsing. It is possible to conduct HTTP request smuggling attacks where `agoo` is used as part of a chain of backend servers due to insufficient `Content-Length` and `Transfer Encoding` parsing.
Products affected by CVE-2020-7670
- cpe:2.3:a:ohler:agoo:*:*:*:*:*:ruby:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-7670
0.25%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 64 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-7670
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:P/A:N |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2020-7670
-
The product acts as an intermediary HTTP agent (such as a proxy or firewall) in the data flow between two entities such as a client and server, but it does not interpret malformed HTTP requests or responses in ways that are consistent with how the messages will be processed by those entities that are at the ultimate destination.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-7670
-
https://snyk.io/vuln/SNYK-RUBY-AGOO-569137
HTTP Request Smuggling in agoo | SnykThird Party Advisory
-
https://github.com/ohler55/agoo/issues/88
Protect against smuggling attacks · Issue #88 · ohler55/agoo · GitHub
-
https://github.com/ohler55/agoo/commit/23d03535cf7b50d679a60a953a0cae9519a4a130
Remote addr (#99) · ohler55/agoo@23d0353 · GitHub
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