ET WEB_SPECIFIC_APPS F5 BIG-IP Authenticated Code Execution via .rpmspec Injection (CVE-2022-41800)

7.0.35.0SID: 2071403Rev: 1Enabled4 views
Sourceet/open
Fileemerging-web_specific_apps.rules
CreatedAugust 6, 2026
UpdatedAugust 6, 2026
Classificationweb-application-attack
alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET WEB_SPECIFIC_APPS F5 BIG-IP Authenticated Code Execution via .rpmspec Injection (CVE-2022-41800)"; flow:established,to_server; http.uri; content:"/mgmt/shared/iapp/rpm-spec-creator"; fast_pattern; http.request_body; strip_whitespace; content:"|22|specFileData|22|"; content:"|22|description|22 3a 22|"; pcre:"/^[^\x22]*?[^\x22]*?(?:[\x3b\x24\x26\x60\x7c]|\x25(?:25)?(?:3[bB]|2[46]|60|7[cC]))/R"; reference:url,www.rapid7.com/blog/post/2022/11/16/cve-2022-41622-and-cve-2022-41800-fixed-f5-big-ip-and-icontrol-rest-vulnerabilities-and-exposures/; reference:cve,2022-41800; classtype:web-application-attack; sid:2071403; rev:1; metadata:affected_product F5, attack_target Server, tls_state TLSDecrypt, created_at 2026_08_06, cve CVE_2022_41800, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Exploit, updated_at 2026_08_06, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)

References

urlwww.rapid7.com/blog/post/2022/11/16/cve-2022-41622-and-cve-2022-41800-fixed-f5-big-ip-and-icontrol-rest-vulnerabilities-and-exposures/
cve2022-41800

Metadata

affected productF5
attack targetServer
tls stateTLSDecrypt
created at2026_08_06
deploymentInternal
confidenceHigh
signature severityMajor
tagExploit
updated at2026_08_06
mitre tactic idTA0001
mitre tactic nameInitial_Access
mitre technique idT1190
mitre technique nameExploit_Public_Facing_Application

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