Vulnerability Details : CVE-2021-33197
In Go before 1.15.13 and 1.16.x before 1.16.5, some configurations of ReverseProxy (from net/http/httputil) result in a situation where an attacker is able to drop arbitrary headers.
Exploit prediction scoring system (EPSS) score for CVE-2021-33197
Probability of exploitation activity in the next 30 days: 0.12%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 45 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2021-33197
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST |
5.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
3.9
|
1.4
|
NIST |
CWE ids for CVE-2021-33197
-
The product does not perform an authorization check when an actor attempts to access a resource or perform an action.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-33197
-
https://groups.google.com/g/golang-announce/c/RgCMkAEQjSI
Go 1.16.5 and Go 1.15.13 are releasedExploit;Patch;Third Party Advisory
-
https://groups.google.com/g/golang-announce
golang-announce - Google GroupsThird Party Advisory
-
https://security.gentoo.org/glsa/202208-02
Go: Multiple Vulnerabilities (GLSA 202208-02) — Gentoo securityThird Party Advisory
Products affected by CVE-2021-33197
- cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*
- cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*