Medium Severity
Open Redirect: LinkedIn Redirect
Description
Message contains use of a LinkedIn Redirect. The redirect contains a 3 second delay before redirecting the browser. This redirection has been abused by threat actors in the wild.
References
No references.
Sublime Security
Created Oct 10th, 2024 • Last updated Oct 10th, 2024
Feed Source
Sublime Core Feed
Source
type.inbound
and any(body.links,
.href_url.domain.root_domain == "linkedin.com"
and .href_url.path =~ "/redir/redirect"
and strings.icontains(.href_url.query_params, 'url=')
)
and (
not profile.by_sender().solicited
or (
profile.by_sender().any_messages_malicious_or_spam
and not profile.by_sender().any_false_positives
)
)
// negate highly trusted sender domains unless they fail DMARC authentication
and (
(
sender.email.domain.root_domain in $high_trust_sender_root_domains
and not headers.auth_summary.dmarc.pass
)
or sender.email.domain.root_domain not in $high_trust_sender_root_domains
)
Playground
Test against your own EMLs or sample data.