{"id":"CVE-2026-12737","kind":"vulnerability","aliases":["CVE-2026-12737"],"related":[],"title":"IBM Sterling B2B Integrator: sensitive data written to logs readable locally","description":"IBM Sterling B2B Integrator 6.2.2.0 through 6.2.2.1_1 and IBM Sterling File Gateway 6.2.2.0 through 6.2.2.1_1 stores potentially sensitive information in log files that could be read by a local privileged user.","summary":"IBM Sterling B2B Integrator and Sterling File Gateway 6.2.2.0 through 6.2.2.1_1 write potentially sensitive information into log files. A local user with privileged access to the host can read that information.","severity":"medium","cvss":4.4,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["b2b-integrator","file-gateway","ibm-sterling","self-hosted","vendor"],"not_affected_if":["no-local-privileged-access-risk","versions-outside-6.2.2.0-to-6.2.2.1_1"],"how_to_check":"- Confirm the installed version of IBM Sterling B2B Integrator or Sterling File Gateway is in the range 6.2.2.0 through 6.2.2.1_1\n- Review the product log files for sensitive values written by the application\n- Check the IBM security bulletin for this CVE for any listed fix","fix":null,"status":"open","published_at":"2026-11-08T18:17:01+00:00","first_seen_at":"2026-11-08T18:22:21+00:00","triaged_at":"2026-11-08T18:23:03+00:00","updated_at":"2026-11-08T18:23:03+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-11-08T18:23:03Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"local","title":"IBM Sterling B2B Integrator: sensitive data written to logs readable locally","impact":"low","summary":"IBM Sterling B2B Integrator and Sterling File Gateway 6.2.2.0 through 6.2.2.1_1 write potentially sensitive information into log files. A local user with privileged access to the host can read that information.","audience":"businesses","category":"vendor","nicknames":[],"who_cares":["ibm-sterling","b2b-integrator","file-gateway","self-hosted"],"confidence":0.6,"fix_status":"unknown","needs_auth":"yes","worst_case":"privileged local user reads sensitive data from log files","analyst_note":"Check the IBM security bulletin for CVE-2026-12737 for the fixed version and the exact data logged.","how_to_check":"- Confirm the installed version of IBM Sterling B2B Integrator or Sterling File Gateway is in the range 6.2.2.0 through 6.2.2.1_1\n- Review the product log files for sensitive values written by the application\n- Check the IBM security bulletin for this CVE for any listed fix","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":["versions-outside-6.2.2.0-to-6.2.2.1_1","no-local-privileged-access-risk"],"who_is_affected":"Teams running IBM Sterling B2B Integrator or Sterling File Gateway in the affected 6.2.2 release range are exposed. Exposure requires a local user with privileged access to the server, so systems with tight host access controls carry less risk. The sources do not describe the specific data written to logs.","user_interaction":"no","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000761,"input_tokens":4582,"output_tokens":605,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-12737':14A,17A '-2026':13A,16A '1':42B,70C,79C '6.2.2.0':39B,67C,76C '6.2.2.1':41B,69C,78C 'access':55B 'b2b':3A,19B,33B,65C 'b2b-integrator':18B 'could':88C 'cve':12A,15A 'data':6A 'file':22B,37B,49B,74C,86C 'file-gateway':21B 'gateway':23B,38B,75C 'host':29B,58B 'ibm':1A,25B,31B,63C,72C 'ibm-sterl':24B 'inform':46B,62B,83C 'integr':4A,20B,34B,66C 'local':11A,51B,93C 'log':9A,48B,85C 'potenti':44B,81C 'privileg':54B,94C 'read':60B,90C 'readabl':10A 'self':28B 'self-host':27B 'sensit':5A,45B,82C 'sterl':2A,26B,32B,36B,64C,73C 'store':80C 'user':52B,95C 'vendor':30B 'write':43B 'written':7A","nicknames":[],"mitigations":[],"who_affected":"Teams running IBM Sterling B2B Integrator or Sterling File Gateway in the affected 6.2.2 release range are exposed. Exposure requires a local user with privileged access to the server, so systems with tight host access controls carry less risk. The sources do not describe the specific data written to logs.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["b2bintegrator","filegateway","ibmsterling","medium","selfhosted","vendor"],"campaign_type":null,"search_a":"'-12737':14A,17A '-2026':13A,16A 'b2b':3A 'cve':12A,15A 'data':6A 'ibm':1A 'integr':4A 'local':11A 'log':9A 'readabl':10A 'sensit':5A 'sterl':2A 'written':7A","search_b":"'1':42B '6.2.2.0':39B '6.2.2.1':41B 'access':55B 'b2b':19B,33B 'b2b-integrator':18B 'file':22B,37B,49B 'file-gateway':21B 'gateway':23B,38B 'host':29B,58B 'ibm':25B,31B 'ibm-sterl':24B 'inform':46B,62B 'integr':20B,34B 'local':51B 'log':48B 'potenti':44B 'privileg':54B 'read':60B 'self':28B 'self-host':27B 'sensit':45B 'sterl':26B,32B,36B 'user':52B 'vendor':30B 'write':43B","search_c":"'1':70C,79C '6.2.2.0':67C,76C '6.2.2.1':69C,78C 'b2b':65C 'could':88C 'file':74C,86C 'gateway':75C 'ibm':63C,72C 'inform':83C 'integr':66C 'local':93C 'log':85C 'potenti':81C 'privileg':94C 'read':90C 'sensit':82C 'sterl':64C,73C 'store':80C 'user':95C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-08T18:17:01+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","cvss_by":"psirt@us.ibm.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-12737","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-12737","severity":null,"published_at":"2026-11-08T18:17:01+00:00","modified_at":"2026-11-08T18:17:01+00:00","first_seen_at":"2026-11-08T18:22:21+00:00","fetched_at":"2026-11-08T18:22:21+00:00","note":null}],"documents":[],"disclosures":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}