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Fencer Vulns
medium 4.3

CVE-2022-34307 json

IBM CICS TX 11.1 does not set the secure attribute on authorization tokens or session cookies.

published 2022-08-01 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-37263

cvss
4.3
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 47%
public exploits
0
none known

Summary

IBM CICS TX 11.1 does not set the secure attribute on authorization tokens or session cookies. Attackers may be able to get the cookie values by sending a http:// link to a user or by planting this link in a site the user goes to. The cookie will be sent to the insecure link and the attacker can then obtain the cookie value by snooping the traffic. IBM X-Force ID: 229436.

Patch / fix

Exploit prediction

0.57% chance of exploitation in the next 30 days, higher than 47% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 4.3 CVSS:3.0/I:N/C:L/AV:N/PR:N/UI:R/AC:L/S:U/A:N/RC:C/E:U/RL:O
NVD 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CNA 3.0 4.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Affected products

  • IBM CICS TX Advanced
  • IBM CICS TX Standard

Classification

Weakness
  • CWE-311 Missing Encryption of Sensitive Data

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.