vulnwire
7.5high

CVE-2007-22321 exploit

The CHECK command in Cosign 2.0.1 and earlier allows remote attackers to bypass authentication requirements via CR (\r) sequences in the co…

Published 19 y ago · modified 4 mo ago · JSON

CVSS
7.5
v2.0 · NVD
CISA KEV
No
not known exploited
EPSS
2.5%
percentile 85%
Public exploits
1
Exploit-DB

The CHECK command in Cosign 2.0.1 and earlier allows remote attackers to bypass authentication requirements via CR (\r) sequences in the cosign cookie parameter.

Exploit prediction (EPSS)

2.47% probability of exploitation in the next 30 days, higher than 85% of all scored CVEs.

Exploits and detections

  • EDB-29842 Cosign 2.0.1/2.9.4a - CGI Check Cookie Command Remote Authentication Bypass · webapps · 2007-04-11

CVSS scores

Assigned byVersionScoreVector
NVD2.07.5AV:N/AC:L/Au:N/C:P/I:P/A:P

References

  • securityfocus.com /archive/1/465386/100/100/threaded · mailing-list, x_refsource_BUGTRAQ, x_transferred
  • secunia.com /advisories/24845 · third-party-advisory, x_refsource_SECUNIA, x_transferred
  • umich.edu /~umweb/software/cosign/cosign-vuln-2007-001.txt · x_refsource_CONFIRM, x_transferred
  • vupen.com /english/advisories/2007/1359 · vdb-entry, x_refsource_VUPEN, x_transferred

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.