Description

Adminer is an open-source database management in a single PHP file. In adminer from version 4.0.0 and before 4.7.9 there is a server-side request forgery vulnerability. Users of Adminer versions bundling all drivers (e.g. `adminer.php`) are affected. This is fixed in version 4.7.9.

INFO

Published Date :

Feb. 11, 2021, 9:15 p.m.

Last Modified :

Nov. 21, 2024, 5:47 a.m.

Remotely Exploitable :

Yes !

Impact Score :

2.7

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2021-21311 has a 22 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2021-21311 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Debian debian_linux
1 Adminer adminer
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-21311.

URL Resource
https://github.com/vrana/adminer/commit/ccd2374b0b12bd547417bf0dacdf153826c83351 Patch Third Party Advisory
https://github.com/vrana/adminer/files/5957311/Adminer.SSRF.pdf Exploit Third Party Advisory
https://github.com/vrana/adminer/security/advisories/GHSA-x5r2-hj5c-8jx6 Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/03/msg00002.html Mailing List Third Party Advisory
https://packagist.org/packages/vrana/adminer Product Third Party Advisory
https://github.com/vrana/adminer/commit/ccd2374b0b12bd547417bf0dacdf153826c83351 Patch Third Party Advisory
https://github.com/vrana/adminer/files/5957311/Adminer.SSRF.pdf Exploit Third Party Advisory
https://github.com/vrana/adminer/security/advisories/GHSA-x5r2-hj5c-8jx6 Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/03/msg00002.html Mailing List Third Party Advisory
https://packagist.org/packages/vrana/adminer Product Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

此次更新共包含1314个自定义gobypoc,是否含有后门和重复自行判断,如果无红队版,可直接poc管理处导入自定义poc即可,共计1314个。

Updated: 3 weeks, 1 day ago
0 stars 0 fork 0 watcher
Born at : Jan. 8, 2025, 6:20 a.m. This repo has been linked 40 different CVEs too.

A curated collection of Proof of Concept (PoC) tools, scripts, and techniques designed for red team operations, penetration testing, and cybersecurity research. This repository focuses on providing practical resources for exploring vulnerabilities

attack cybersecurity exp hw penetration-testing poc red-team security-tools vulnerability-poc

Updated: 1 week, 2 days ago
5 stars 2 fork 2 watcher
Born at : Nov. 17, 2024, 11:53 a.m. This repo has been linked 414 different CVEs too.

这是一个每天同步Vulnerability-Wiki中docs-base中内容的项目

HTML

Updated: 2 weeks, 3 days ago
1 stars 0 fork 0 watcher
Born at : Sept. 20, 2024, 3:27 a.m. This repo has been linked 214 different CVEs too.

None

Dockerfile Python CSS HTML Shell Java Groovy Jupyter Notebook

Updated: 7 months ago
0 stars 0 fork 0 watcher
Born at : June 10, 2024, 2:29 p.m. This repo has been linked 3 different CVEs too.

All CVE - PoC in GitHub

poc proofofconcept tester allcve cvegithub cvenew cvepoc cveupdate

Updated: 1 month, 2 weeks ago
9 stars 3 fork 3 watcher
Born at : March 22, 2024, 3:58 p.m. This repo has been linked 930 different CVEs too.

None

Updated: 10 months, 2 weeks ago
1 stars 0 fork 0 watcher
Born at : March 11, 2024, 1:21 p.m. This repo has been linked 932 different CVEs too.

None

CSS HTML JavaScript

Updated: 11 months, 4 weeks ago
0 stars 0 fork 0 watcher
Born at : Feb. 2, 2024, 2:11 p.m. This repo has been linked 494 different CVEs too.

None

Updated: 1 month ago
3 stars 1 fork 1 watcher
Born at : Jan. 26, 2024, 10:07 a.m. This repo has been linked 161 different CVEs too.

在公网收集的gobypoc+部分自己加的poc

Updated: 2 weeks ago
107 stars 7 fork 7 watcher
Born at : July 28, 2023, 4:28 p.m. This repo has been linked 296 different CVEs too.

A Common Vulnerability PoC Knowledge Base一个普遍漏洞POC知识库

vulnerability

Updated: 4 months ago
18 stars 6 fork 6 watcher
Born at : June 24, 2023, 3:12 p.m. This repo has been linked 232 different CVEs too.

None

HCL Python

Updated: 2 months, 1 week ago
2 stars 0 fork 0 watcher
Born at : June 12, 2023, 1:32 p.m. This repo has been linked 1 different CVEs too.

None

Updated: 1 year, 10 months ago
0 stars 2 fork 2 watcher
Born at : April 8, 2023, 6:19 a.m. This repo has been linked 925 different CVEs too.

None

Updated: 11 months, 2 weeks ago
20 stars 3 fork 3 watcher
Born at : Feb. 14, 2023, 6:10 p.m. This repo has been linked 921 different CVEs too.

None

Updated: 11 months, 1 week ago
2 stars 2 fork 2 watcher
Born at : Nov. 25, 2022, 5:43 p.m. This repo has been linked 932 different CVEs too.

None

Python Go

Updated: 6 days, 3 hours ago
576 stars 138 fork 138 watcher
Born at : Nov. 25, 2022, 5:20 a.m. This repo has been linked 174 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-21311 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-21311 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://github.com/vrana/adminer/commit/ccd2374b0b12bd547417bf0dacdf153826c83351
    Added Reference https://github.com/vrana/adminer/files/5957311/Adminer.SSRF.pdf
    Added Reference https://github.com/vrana/adminer/security/advisories/GHSA-x5r2-hj5c-8jx6
    Added Reference https://lists.debian.org/debian-lts-announce/2021/03/msg00002.html
    Added Reference https://packagist.org/packages/vrana/adminer
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Reanalysis by [email protected]

    Jun. 24, 2021

    Action Type Old Value New Value
    Changed Reference Type https://packagist.org/packages/vrana/adminer Product https://packagist.org/packages/vrana/adminer Product, Third Party Advisory
    Changed CPE Configuration OR *cpe:2.3:a:adminer:adminer:*:*:*:*:*:*:*:* versions from (including) 4.0.0 up to (including) 4.7.9 OR *cpe:2.3:a:adminer:adminer:*:*:*:*:*:*:*:* versions from (including) 4.0.0 up to (excluding) 4.7.9
  • Modified Analysis by [email protected]

    Mar. 15, 2021

    Action Type Old Value New Value
    Changed Reference Type https://lists.debian.org/debian-lts-announce/2021/03/msg00002.html No Types Assigned https://lists.debian.org/debian-lts-announce/2021/03/msg00002.html Mailing List, Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Mar. 02, 2021

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2021/03/msg00002.html [No Types Assigned]
  • Initial Analysis by [email protected]

    Feb. 18, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:N)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
    Changed Reference Type https://github.com/vrana/adminer/commit/ccd2374b0b12bd547417bf0dacdf153826c83351 No Types Assigned https://github.com/vrana/adminer/commit/ccd2374b0b12bd547417bf0dacdf153826c83351 Patch, Third Party Advisory
    Changed Reference Type https://github.com/vrana/adminer/files/5957311/Adminer.SSRF.pdf No Types Assigned https://github.com/vrana/adminer/files/5957311/Adminer.SSRF.pdf Exploit, Third Party Advisory
    Changed Reference Type https://github.com/vrana/adminer/security/advisories/GHSA-x5r2-hj5c-8jx6 No Types Assigned https://github.com/vrana/adminer/security/advisories/GHSA-x5r2-hj5c-8jx6 Patch, Third Party Advisory
    Changed Reference Type https://packagist.org/packages/vrana/adminer No Types Assigned https://packagist.org/packages/vrana/adminer Product
    Added CPE Configuration OR *cpe:2.3:a:adminer:adminer:*:*:*:*:*:*:*:* versions from (including) 4.0.0 up to (including) 4.7.9
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-21311 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2021-21311 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

1.05 }} -1.04%

score

0.83831

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability