5.4
MEDIUM
CVE-2019-16520
"WordPress All in One SEO Pack Stored XSS"
Description

The all-in-one-seo-pack plugin before 3.2.7 for WordPress (aka All in One SEO Pack) is susceptible to Stored XSS due to improper encoding of the SEO-specific description for posts provided by the plugin via unsafe placeholder replacement.

INFO

Published Date :

Oct. 16, 2019, 2:15 p.m.

Last Modified :

Oct. 18, 2019, 8:22 p.m.

Remotely Exploitable :

Yes !

Impact Score :

2.7

Exploitability Score :

2.3
Public PoC/Exploit Available at Github

CVE-2019-16520 has a 1 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-2019-16520 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 Semperplugins all_in_one_seo_pack
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-2019-16520.

URL Resource
http://www.openwall.com/lists/oss-security/2019/10/16/5 Exploit Mailing List Third Party Advisory
https://github.com/sbaresearch/advisories/tree/public/2019/SBA-ADV-20190913-04_WordPress_Plugin_All_in_One_SEO_Pack Exploit Third Party Advisory
https://github.com/semperfiwebdesign/all-in-one-seo-pack/issues/2888 Patch Third Party Advisory
https://semperplugins.com/all-in-one-seo-pack-changelog/ Release Notes Vendor Advisory
https://wordpress.org/plugins/all-in-one-seo-pack/#developers Product Third Party Advisory
https://wpvulndb.com/vulnerabilities/9915 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).

安全类各家文库大乱斗

HTML CSS JavaScript Go Python Shell C

Updated: 1 day, 9 hours ago
962 stars 238 fork 238 watcher
Born at : Feb. 15, 2022, 3:14 a.m. This repo has been linked 568 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-2019-16520 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-16520 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 [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Oct. 18, 2019

    Action Type Old Value New Value
    Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Added CVSS V2 NIST (AV:N/AC:M/Au:S/C:N/I:P/A:N)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
    Changed Reference Type http://www.openwall.com/lists/oss-security/2019/10/16/5 No Types Assigned http://www.openwall.com/lists/oss-security/2019/10/16/5 Exploit, Mailing List, Third Party Advisory
    Changed Reference Type https://github.com/sbaresearch/advisories/tree/public/2019/SBA-ADV-20190913-04_WordPress_Plugin_All_in_One_SEO_Pack No Types Assigned https://github.com/sbaresearch/advisories/tree/public/2019/SBA-ADV-20190913-04_WordPress_Plugin_All_in_One_SEO_Pack Exploit, Third Party Advisory
    Changed Reference Type https://github.com/semperfiwebdesign/all-in-one-seo-pack/issues/2888 No Types Assigned https://github.com/semperfiwebdesign/all-in-one-seo-pack/issues/2888 Patch, Third Party Advisory
    Changed Reference Type https://semperplugins.com/all-in-one-seo-pack-changelog/ No Types Assigned https://semperplugins.com/all-in-one-seo-pack-changelog/ Release Notes, Vendor Advisory
    Changed Reference Type https://wordpress.org/plugins/all-in-one-seo-pack/#developers No Types Assigned https://wordpress.org/plugins/all-in-one-seo-pack/#developers Product, Third Party Advisory
    Changed Reference Type https://wpvulndb.com/vulnerabilities/9915 No Types Assigned https://wpvulndb.com/vulnerabilities/9915 Third Party Advisory
    Added CWE NIST CWE-79
    Added CPE Configuration OR *cpe:2.3:a:semperplugins:all_in_one_seo_pack:*:*:*:*:*:wordpress:*:* versions up to (excluding) 3.2.7
  • CVE Modified by [email protected]

    Oct. 16, 2019

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2019/10/16/5 [No Types Assigned]
    Added Reference https://wpvulndb.com/vulnerabilities/9915 [No Types Assigned]
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-2019-16520 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-2019-16520 weaknesses.

Exploit Prediction

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

0.13 }} -0.02%

score

0.48986

percentile

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