How severe is CVE-2022-34307?

CVE-2022-34307 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2022-34307 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-34307?

CVE-2022-34307 primarily affects Ibm Cics Tx. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-34307?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-34307 published?

CVE-2022-34307 was published on 2022-08-01 and last updated on 2026-06-17.

CVE-2022-34307

CVE-2022-34307 is a medium-severity vulnerability in Ibm Cics Tx with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-311.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-311
Affected product: Ibm Cics Tx
Published: 2022-08-01
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2022-34307?: 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.
How severe is CVE-2022-34307?: CVE-2022-34307 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2022-34307 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-34307?: CVE-2022-34307 primarily affects Ibm Cics Tx. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-34307?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-34307 published?: CVE-2022-34307 was published on 2022-08-01 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:ibm:cics_tx:11.1:*:*:*:advanced:*:*:*
cpe:2.3:a:ibm:cics_tx:11.1:*:*:*:standard:*:*:*

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