Description
TGCaptcha2 version 0.3.0 is vulnerable to a replay attack due to a missing nonce allowing attackers to use a single solved CAPTCHA multiple times.
Metrics
CVSS 3.0 7.5/10
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1316083Issue Tracking, Third Party Advisory, VDB Entry
- https://patrick.uiterwijk.org/2016/03/09/fedora-spam-dwf-2016-89000/Technical Description, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1316083Issue Tracking, Third Party Advisory, VDB Entry
- https://patrick.uiterwijk.org/2016/03/09/fedora-spam-dwf-2016-89000/Technical Description, Third Party Advisory
Timeline
- Published
- Oct 25, 2016
- Last modified
- Jun 17, 2026
- NVD status
- Modified