CVE-2016-1503

Severity: critical (CVSS 9.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-04-18 · updated 2026-06-17
Weakness: CWE-119

Description

dhcpcd before 6.10.0, as used in Android 4.x before 4.4.4, 5.0.x before 5.0.2, 5.1.x before 5.1.1, and 6.x before 2016-04-01 and other products, mismanages option lengths, which allows remote attackers to execute arbitrary code or cause a denial of service (heap-based buffer overflow) via a malformed DHCP response, aka internal bug 26461634.

Affected products

NetworkConfiguration dhcpcd: through 6.9.4
Android: 4.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.1 (+16)

References

http://roy.marples.name/projects/dhcpcd/info/76a1609352263bd9def1300d7ba990679571fa30
http://source.android.com/security/bulletin/2016-04-02.html
http://www.securitytracker.com/id/1034601
https://android.googlesource.com/platform/external/dhcpcd/+/1390ace71179f04a09c300ee8d0300aa69d9db09
https://h20566.www2.hp.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05388711
https://security.gentoo.org/glsa/201606-07
http://roy.marples.name/projects/dhcpcd/info/76a1609352263bd9def1300d7ba990679571fa30
http://source.android.com/security/bulletin/2016-04-02.html
http://www.securitytracker.com/id/1034601
https://android.googlesource.com/platform/external/dhcpcd/+/1390ace71179f04a09c300ee8d0300aa69d9db09
https://h20566.www2.hp.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05388711
https://security.gentoo.org/glsa/201606-07

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