CVE-2016-7406

Severity: critical (CVSS 9.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 10.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-03-03 · updated 2026-06-17
Weakness: CWE-20

Description

Format string vulnerability in Dropbear SSH before 2016.74 allows remote attackers to execute arbitrary code via format string specifiers in the (1) username or (2) host argument.

Affected products

[UNKNOWN] dropbear: through 2016.73

References

http://www.openwall.com/lists/oss-security/2016/09/15/2
http://www.securityfocus.com/bid/92974
https://bugzilla.redhat.com/show_bug.cgi?id=1376353
https://secure.ucc.asn.au/hg/dropbear/rev/b66a483f3dcb
https://security.gentoo.org/glsa/201702-23
http://seclists.org/fulldisclosure/2024/Aug/35
http://www.openwall.com/lists/oss-security/2016/09/15/2
http://www.securityfocus.com/bid/92974
https://bugzilla.redhat.com/show_bug.cgi?id=1376353
https://secure.ucc.asn.au/hg/dropbear/rev/b66a483f3dcb
https://security.gentoo.org/glsa/201702-23

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