VulnerabilityModified
CVE-2016-1000032
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.
HIGH 7.5EPSS 1.33%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.33%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 1.33% probability · 70th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-284
- Affected
- python/tgcaptcha2
- Source
- cve@mitre.org
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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.