Vulnerability Details : CVE-2021-4274
A vulnerability, which was classified as problematic, has been found in sileht bird-lg. This issue affects some unknown processing of the file templates/layout.html. The manipulation of the argument request_args leads to cross site scripting. The attack may be initiated remotely. The name of the patch is ef6b32c527478fefe7a4436e10b96ee28ed5b308. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-216479.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2021-4274
- cpe:2.3:a:bird-lg_project:bird-lg:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-4274
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 31 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-4274
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
3.5
|
LOW | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N |
2.1
|
1.4
|
VulDB | |
|
6.1
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST |
CWE ids for CVE-2021-4274
-
The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.Assigned by: cna@vuldb.com (Secondary)
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by:
- cna@vuldb.com (Secondary)
- nvd@nist.gov (Primary)
-
The product does not ensure or incorrectly ensures that structured messages or data are well-formed and that certain security properties are met before being read from an upstream component or sent to a downstream component.Assigned by: cna@vuldb.com (Secondary)
References for CVE-2021-4274
-
https://github.com/sileht/bird-lg/pull/82
Fix XSS when handling query by zorun · Pull Request #82 · sileht/bird-lg · GitHubPatch;Third Party Advisory
-
https://vuldb.com/?id.216479
Third Party Advisory
-
https://github.com/sileht/bird-lg/commit/ef6b32c527478fefe7a4436e10b96ee28ed5b308
Fix XSS when handling query · sileht/bird-lg@ef6b32c · GitHubPatch;Third Party Advisory
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