Improper authorization control for web services In curl
Description
A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given hostname using Negotiate authentication, when the initial request is done using empty credentials. This can make user B's request get sent over user A's previously authenticated connection.
Mitigation
Update Impact
Minimal update. May introduce new vulnerabilities or breaking changes.
Ecosystem | Component | Affected version | Patched versions |
|---|---|---|---|
 debian 12 | =7.88.1-10 || =7.88.1-10+deb12u1 || =7.88.1-10+deb12u11 || =7.88.1-10+deb12u12 || =7.88.1-10+deb12u13 || =7.88.1-10+deb12u14 || =7.88.1-10+deb12u15 || =7.88.1-10+deb12u1~bpo11+1 || =7.88.1-10+deb12u2 || =7.88.1-10+deb12u3 || =7.88.1-10+deb12u3~bpo11+1 || =7.88.1-10+deb12u4 || =7.88.1-10+deb12u5 || =7.88.1-10+deb12u5~bpo11+1 || =7.88.1-10+deb12u6 || =7.88.1-10+deb12u6~bpo11+1 || =7.88.1-10+deb12u7 || =7.88.1-10+deb12u8 || =7.88.1-10+deb12u9 || =7.88.1-11 || =8.0.1-1~exp1 || =8.10.0-1 || =8.10.0-2 || =8.10.1-1 || =8.10.1-1~bpo12+1 || =8.10.1-2 || =8.11.0-1 || =8.11.1-1 || =8.11.1-1~bpo12+1 || =8.12.0+git20250209.89ed161+ds-1 || =8.12.0+git20250209.89ed161+ds-1~bpo12+1 || =8.12.1-1 || =8.12.1-2 || =8.12.1-2~bpo12+1 || =8.12.1-3 || =8.12.1-3~bpo12+1 || =8.13.0-1 || =8.13.0-1+exp1 || =8.13.0-2 || =8.13.0-2+exp1 || =8.13.0-3 || =8.13.0-4 || =8.13.0-4+exp1 || =8.13.0-5 || =8.13.0-5+exp1 || =8.13.0-5~bpo12+1 || =8.13.0~rc-1~exp1 || =8.13.0~rc-1~exp2 || =8.13.0~rc2-1 || =8.13.0~rc2-2 || =8.13.0~rc3-1 || =8.13.0~rc3-1+exp1 || =8.14.0-1 || =8.14.0-1+exp1 || =8.14.0~rc1-1+exp1 || =8.14.0~rc2-1+exp1 || =8.14.0~rc3-1+exp1 || =8.14.1-1 || =8.14.1-1~bpo12+1 || =8.14.1-2 || =8.14.1-2+exp1 || =8.14.1-2~bpo12+1 || =8.15.0-1 || =8.15.0-1~bpo13+1 || =8.15.0-1~exp1 || =8.15.0~rc1-1exp1 || =8.15.0~rc2-1~exp1 || =8.15.0~rc3-1~exp1 || =8.16.0-1 || =8.16.0-1+exp1 || =8.16.0-1~bpo13+1 || =8.16.0-2 || =8.16.0-3 || =8.16.0-4 || =8.16.0-4~bpo13+1 || =8.16.0~rc1-1~exp1 || =8.16.0~rc2-1 || =8.16.0~rc2-2 || =8.16.0~rc3-1 || =8.17.0-1 || =8.17.0-2 || =8.17.0-3 || =8.17.0~rc1-1~exp1 || =8.17.0~rc2-1 || =8.17.0~rc3-1 || =8.18.0-1 || =8.18.0-1~bpo13+1 || =8.18.0-2 || =8.18.0~rc1-1+exp1 || =8.18.0~rc2-1 || =8.18.0~rc3-1 || =8.19.0-1 || =8.19.0-1+exp1 || =8.19.0-1~bpo13+1 || =8.19.0-2 || =8.19.0-3 || =8.19.0-3+exp1 || =8.19.0-3+exp2 || =8.19.0~rc1-1~exp1 || =8.19.0~rc2-1 || =8.19.0~rc2-2 || =8.19.0~rc3-1 || =8.2.1-1 || =8.2.1-2 || =8.2.1-2~bpo12+1 || =8.20.0-1 || =8.20.0-1+exp || =8.20.0-2 || =8.20.0-2+exp1 || =8.20.0-2~bpo13+1 || =8.20.0-3 || =8.20.0-4 || =8.20.0-5 || =8.20.0-5~bpo13+1 || =8.20.0~rc1-1+exp1 || =8.20.0~rc1-1+exp2 || =8.20.0~rc1-1+exp3 || =8.20.0~rc2-1 || =8.20.0~rc2-1+exp1 || =8.20.0~rc3-1 || =8.20.0~rc3-1+exp1 || =8.21.0-1 || =8.21.0-1+exp1 || =8.21.0-2 || =8.21.0-2+exp1 || =8.21.0-2~bpo13+1 || =8.21.0~rc1-1+exp1 || =8.21.0~rc2-1 || =8.21.0~rc2-1+exp1 || =8.21.0~rc3-1 || =8.21.0~rc3-1+exp1 || =8.22.0-1 || =8.22.0-1+exp1 || =8.22.0~rc2-1 || =8.22.0~rc2-2 || =8.22.0~rc3-1 || =8.22.0~rc3-1+exp1 || =8.23.0~rc1-1 || =8.23.0~rc1-2 || =8.23.0~rc2-1 || =8.23.0~rc2-1+exp1 || =8.3.0-1 || =8.3.0-2 || =8.3.0-2~bpo12+1 || =8.3.0-2~exp1 || =8.3.0-3 || =8.4.0-1 || =8.4.0-2 || =8.4.0-2~bpo12+1 || =8.5.0-1 || =8.5.0-1+exp1 || =8.5.0-2 || =8.5.0-2+exp1 || =8.5.0-2~bpo12+1 || =8.6.0-1 || =8.6.0-1.1 || =8.6.0-2 || =8.6.0-3 || =8.6.0-3.1 || =8.6.0-3.1~exp1 || =8.6.0-3.1~exp2 || =8.6.0-3.2 || =8.6.0-4 || =8.7.1-1 || =8.7.1-1+exp1 || =8.7.1-2 || =8.7.1-3 || =8.7.1-4 || =8.7.1-5 || =8.7.1-5+exp1 || =8.7.1-5~bpo12+1 || =8.8.0-1 || =8.8.0-1+exp1 || =8.8.0-1+exp2 || =8.8.0-1~bpo12+1 || =8.8.0-2 || =8.8.0-3 || =8.8.0-4 || =8.9.0-1 || =8.9.0-2 || =8.9.0-3 || =8.9.1-1 || =8.9.1-2 || =8.9.1-2~bpo12+1 | - | |
debian 13 | =8.14.1-2 || =8.14.1-2+deb13u1 || =8.14.1-2+deb13u2 || =8.14.1-2+deb13u2~bpo13+1 || =8.14.1-2+deb13u3 || =8.14.1-2+deb13u4 || =8.14.1-2+deb13u5 || =8.14.1-2+exp1 || =8.15.0-1 || =8.15.0-1~bpo13+1 || =8.15.0-1~exp1 || =8.15.0~rc1-1exp1 || =8.15.0~rc2-1~exp1 || =8.15.0~rc3-1~exp1 || =8.16.0-1 || =8.16.0-1+exp1 || =8.16.0-1~bpo13+1 || =8.16.0-2 || =8.16.0-3 || =8.16.0-4 || =8.16.0-4~bpo13+1 || =8.16.0~rc1-1~exp1 || =8.16.0~rc2-1 || =8.16.0~rc2-2 || =8.16.0~rc3-1 || =8.17.0-1 || =8.17.0-2 || =8.17.0-3 || =8.17.0~rc1-1~exp1 || =8.17.0~rc2-1 || =8.17.0~rc3-1 || =8.18.0-1 || =8.18.0-1~bpo13+1 || =8.18.0-2 || =8.18.0~rc1-1+exp1 || =8.18.0~rc2-1 || =8.18.0~rc3-1 || =8.19.0-1 || =8.19.0-1+exp1 || =8.19.0-1~bpo13+1 || =8.19.0-2 || =8.19.0-3 || =8.19.0-3+exp1 || =8.19.0-3+exp2 || =8.19.0~rc1-1~exp1 || =8.19.0~rc2-1 || =8.19.0~rc2-2 || =8.19.0~rc3-1 || =8.20.0-1 || =8.20.0-1+exp || =8.20.0-2 || =8.20.0-2+exp1 || =8.20.0-2~bpo13+1 || =8.20.0-3 || =8.20.0-4 || =8.20.0-5 || =8.20.0-5~bpo13+1 || =8.20.0~rc1-1+exp1 || =8.20.0~rc1-1+exp2 || =8.20.0~rc1-1+exp3 || =8.20.0~rc2-1 || =8.20.0~rc2-1+exp1 || =8.20.0~rc3-1 || =8.20.0~rc3-1+exp1 || =8.21.0-1 || =8.21.0-1+exp1 || =8.21.0-2 || =8.21.0-2+exp1 || =8.21.0-2~bpo13+1 || =8.21.0~rc1-1+exp1 || =8.21.0~rc2-1 || =8.21.0~rc2-1+exp1 || =8.21.0~rc3-1 || =8.21.0~rc3-1+exp1 || =8.22.0-1 || =8.22.0-1+exp1 || =8.22.0~rc2-1 || =8.22.0~rc2-2 || =8.22.0~rc3-1 || =8.22.0~rc3-1+exp1 || =8.23.0~rc1-1 || =8.23.0~rc1-2 || =8.23.0~rc2-1 || =8.23.0~rc2-1+exp1 | - | |
debian 14 | =8.14.1-2 || =8.14.1-2+exp1 || =8.15.0-1 || =8.15.0-1~bpo13+1 || =8.15.0-1~exp1 || =8.15.0~rc1-1exp1 || =8.15.0~rc2-1~exp1 || =8.15.0~rc3-1~exp1 || =8.16.0-1 || =8.16.0-1+exp1 || =8.16.0-1~bpo13+1 || =8.16.0-2 || =8.16.0-3 || =8.16.0-4 || =8.16.0-4~bpo13+1 || =8.16.0~rc1-1~exp1 || =8.16.0~rc2-1 || =8.16.0~rc2-2 || =8.16.0~rc3-1 || =8.17.0-1 || =8.17.0-2 || =8.17.0-3 || =8.17.0~rc1-1~exp1 || =8.17.0~rc2-1 || =8.17.0~rc3-1 || =8.18.0-1 || =8.18.0-1~bpo13+1 || =8.18.0-2 || =8.18.0~rc1-1+exp1 || =8.18.0~rc2-1 || =8.18.0~rc3-1 || =8.19.0-1 || =8.19.0-1+exp1 || =8.19.0-1~bpo13+1 || =8.19.0-2 || =8.19.0-3 || =8.19.0-3+exp1 || =8.19.0-3+exp2 || =8.19.0~rc1-1~exp1 || =8.19.0~rc2-1 || =8.19.0~rc2-2 || =8.19.0~rc3-1 || =8.20.0-1 || =8.20.0-1+exp || =8.20.0-2 || =8.20.0-2+exp1 || =8.20.0-2~bpo13+1 || =8.20.0-3 || =8.20.0-4 || =8.20.0-5 || =8.20.0-5~bpo13+1 || =8.20.0~rc1-1+exp1 || =8.20.0~rc1-1+exp2 || =8.20.0~rc1-1+exp3 || =8.20.0~rc2-1 || =8.20.0~rc2-1+exp1 || =8.20.0~rc3-1 || =8.20.0~rc3-1+exp1 || =8.21.0-1 || =8.21.0-1+exp1 || =8.21.0-2 || =8.21.0-2+exp1 || =8.21.0-2~bpo13+1 || =8.21.0~rc1-1+exp1 || =8.21.0~rc2-1 || =8.21.0~rc2-1+exp1 || =8.21.0~rc3-1 || =8.21.0~rc3-1+exp1 || >=0 <8.22.0~rc2-1 | 8.22.0~rc2-1 | |
 alpine v3.23 | >=7.64.1 <8.22.0-r0 | 8.22.0-r0 | |
alpine v3.24 | >=7.64.1 <8.22.0-r0 | 8.22.0-r0 | |
 rpm rhel9 | - | - | |
rpm rhel10 | - | - | |
rpm rhel9 | - | - | |
rpm rhel10 | - | - | |
rpm rhel10 | - | - |
Does your application use this vulnerable software?
During the free trial, our tools assess your application, identify vulnerabilities, and provide recommendations for their remediation.