CVE-2012-2942

score

<0.1

cvss

5.1

epss

5.4%

published

2012-05-27

kev added

—

first seen

2026-10-21

HAProxy before 1.4.21 contains a buffer overflow in the trash buffer of header capture functionality caused by setting global.tune.bufsize above default with header rewriting enabled, letting remote attackers cause denial of service or execute arbitrary code, exploit requires header rewriting to be enabled.