CVE-2017-5638

Exploitation

Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2021-11-03. Federal remediation due 2022-05-03.

SSVC decision

• ExploitationactiveCISA reports credible evidence of active exploitation.
• AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

100.00% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 100.0% of scored records. A rank, not a probability.

NVD base score

9.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-17.

Red Hat severity

Critical. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2017-03-11 02:11Z9 YR AGO

Last updated

2025-10-21 23:55Z10 MO AGO

Reserved

2017-01-29

Assigning CNA

apache

Record state

PUBLISHED

Severity

Critical (CVSS 9.8)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

• CWE-755Improper Handling of Exceptional ConditionsClass
• CWE-20Improper Input ValidationClass

Data version

5.1

Document digest

f25a1ca5981008c1db825da2d06f06dbc986b690658878fb430243b26744a90c

• nmap.orghttps://nmap.org/nsedoc/scripts/http-vuln-cve2017-5638.htmlx_refsource_MISC
• www.arubanetworks.comhttp://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-002.txtx_refsource_CONFIRM
• arstechnica.comhttps://arstechnica.com/security/2017/03/critical-vulnerability-under-massive-attack-imperils-high-impact-sites/x_refsource_MISC
• exploit-db.com41570https://exploit-db.com/exploits/41570exploitx_refsource_EXPLOIT-DB
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20170310-0001/x_refsource_CONFIRM
• github.comhttps://github.com/rapid7/metasploit-framework/issues/8064x_refsource_MISC
• struts.apache.orghttps://struts.apache.org/docs/s2-046.htmlx_refsource_CONFIRM
• blog.talosintelligence.comhttp://blog.talosintelligence.com/2017/03/apache-0-day-exploited.htmlx_refsource_MISC
• www.imperva.comhttps://www.imperva.com/blog/2017/03/cve-2017-5638-new-remote-code-execution-rce-vulnerability-in-apache-struts-2/x_refsource_MISC
• h20566.www2.hpe.comhttps://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbgn03733en_usx_refsource_CONFIRM
• www.kb.cert.orgVU#834067https://www.kb.cert.org/vuls/id/834067third-party-advisoryx_refsource_CERT-VN
• isc.sans.eduhttps://isc.sans.edu/diary/22169x_refsource_MISC
• struts.apache.orghttps://struts.apache.org/docs/s2-045.htmlx_refsource_CONFIRM
• www.securitytracker.com1037973http://www.securitytracker.com/id/1037973vdb-entryx_refsource_SECTRACK
• www.eweek.comhttp://www.eweek.com/security/apache-struts-vulnerability-under-attack.htmlx_refsource_MISC
• www.securityfocus.com96729http://www.securityfocus.com/bid/96729vdb-entryx_refsource_BID
• twitter.comhttps://twitter.com/theog150/status/841146956135124993x_refsource_MISC
• github.comhttps://github.com/mazen160/struts-pwnx_refsource_MISC
• packetstormsecurity.comhttps://packetstormsecurity.com/files/141494/S2-45-poc.py.txtx_refsource_MISC
• www.symantec.comhttps://www.symantec.com/security-center/network-protection-security-advisories/SA145x_refsource_CONFIRM
• support.lenovo.comhttps://support.lenovo.com/us/en/product_security/len-14200x_refsource_CONFIRM
• git1-us-west.apache.orghttps://git1-us-west.apache.org/repos/asf?p=struts.git%3Ba=commit%3Bh=352306493971e7d5a756d61780d57a76eb1f519ax_refsource_CONFIRM
• h20566.www2.hpe.comhttps://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03723en_usx_refsource_CONFIRM
• git1-us-west.apache.orghttps://git1-us-west.apache.org/repos/asf?p=struts.git%3Ba=commit%3Bh=6b8272ce47160036ed120a48345d9aa884477228x_refsource_CONFIRM
• cwiki.apache.orghttps://cwiki.apache.org/confluence/display/WW/S2-045x_refsource_CONFIRM
• www.exploit-db.com41614https://www.exploit-db.com/exploits/41614/exploitx_refsource_EXPLOIT-DB
• cwiki.apache.orghttps://cwiki.apache.org/confluence/display/WW/S2-046x_refsource_CONFIRM
• www.oracle.comhttp://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.htmlx_refsource_CONFIRM
• h20566.www2.hpe.comhttps://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbgn03749en_usx_refsource_CONFIRM
• blog.trendmicro.comhttp://blog.trendmicro.com/trendlabs-security-intelligence/cve-2017-5638-apache-struts-vulnerability-remote-code-execution/x_refsource_MISC
• lists.apache.org[announce] 20200131 Apache Software Foundation Security Report: 2019https://lists.apache.org/thread.html/r6d03e45b81eab03580cf7f8bb51cb3e9a1b10a2cc0c6a2d3cc92ed0c%40%3Cannounce.apache.org%3Emailing-listx_refsource_MLIST
• lists.apache.org[announce] 20210125 Apache Software Foundation Security Report: 2020https://lists.apache.org/thread.html/r90890afea72a9571d666820b2fe5942a0a5f86be406fa31da3dd0922%40%3Cannounce.apache.org%3Emailing-listx_refsource_MLIST
• lists.apache.org[announce] 20210223 Re: Apache Software Foundation Security Report: 2020https://lists.apache.org/thread.html/r1125f3044a0946d1e7e6f125a6170b58d413ebd4a95157e4608041c7%40%3Cannounce.apache.org%3Emailing-listx_refsource_MLIST
• www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-5638government-resource