PT-2021-5193 · Apache · Apache Storm

Alvaro Muñoz · Published 2021-10-21 · Updated 2022-10-18 · CVE-2021-38294

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Apache Storm versions 1.x prior to 1.2.4 Apache Storm versions 2.x prior to 2.2.1

Description The issue is related to a Command Injection vulnerability in the getTopologyHistory service of Apache Storm. This vulnerability can be exploited by creating a specially crafted request to the Nimbus server, allowing remote code execution prior to authentication.

Recommendations For Apache Storm versions 1.x prior to 1.2.4, update to version 1.2.4 or later. For Apache Storm versions 2.x prior to 2.2.1, update to version 2.2.1 or later. As a temporary workaround, consider restricting access to the Nimbus server to minimize the risk of exploitation.

Exploit

Fix

Command Injection

Special Elements Injection

OS Command Injection

Weakness Enumeration

CWE-77

CWE-74

CWE-78

Related Identifiers

BDU:2021-05994

CVE-2021-38294

GHSA-6768-MCJC-8223

Affected Products

Apache Storm

References · 13

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/misc/nimbus_gettopologyhistory_cmd_exec.rb · Exploit
• 🔥 http://packetstormsecurity.com/files/165019/Apache-Storm-Nimbus-2.2.0-Command-Execution.html · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-38294 · Security Note
• https://osv.dev/vulnerability/CVE-2021-38294 · Vendor Advisory
• https://lists.apache.org/thread.html/r5fe881f6ca883908b7a0f005d35115af49f43beea7a8b0915e377859%40%3Cuser.storm.apache.org%3E · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-05994 · Security Note
• https://osv.dev/vulnerability/GHSA-6768-mcjc-8223 · Vendor Advisory
• https://github.com/apache/storm · Note
• https://t.me/defcon_news/90372 · Telegram Post
• https://t.me/cvenotify/22326 · Telegram Post
• https://seclists.org/oss-sec/2021/q4/44 · Note
• https://packetstormsecurity.com/files/165019/Apache-Storm-Nimbus-2.2.0-Command-Execution.html · Note
• https://lists.apache.org/thread/ncwxn6s18pmrbklryjg7kxn3qx4wjtqr · Note