CVE-2026-17078
IBM i is Affected By A Denial of Service Vulnerability in DRDA / DDM []
02 Description
IBM i is Affected By A Denial of Service Vulnerability in DRDA / DDM []
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.49% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 41.8% of scored records. A rank, not a probability.
- NVD base score
- 5.3 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-08-19.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-08-13 20:26Z2 MO AGO
- Last updated
- 2026-08-14 18:28Z2 MO AGO
- Reserved
- 2026-07-24
- Assigning CNA
- ibm
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.3)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- Weaknesses
- CWE-400Uncontrolled Resource ConsumptionClass
- Data version
- 5.2
- Document digest
- fb3ef45c52ee18a3af216fb3ae10dc2a689182438b198f1dc50b42319ac0c1a8
05 Affected products
06 References
07 Remediation
IBM i Release5770-SS1 PTF Number(s)PTF Download Link(s)7.6SJ10836 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10836 7.5SJ10837 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10837 7.4SJ10838 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10838 7.3SJ10839 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10839 IBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.