CVE Explorer

CVE-2026-54429

A vulnerability has been identified in SIMATIC S7-PLCSIM Advanced (All versions). Affected devices do not properly handle high-volume multicast network traffic, which can exhaust available memory resources in the affected application. This could allow an unauthenticated attacker on the local network segment to cause a denial-of-service condition of the affected application. The affected application becomes inaccessible and requires a manual restart; no project data is lost. Successful exploitati

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:1c2c48387a76f238700aa57e784197ff8112e64dcbeb1d773498c1097fdb1c86

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 2 assertions

{"metric":{"baseScore":6,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L","version":"4.0"},"metric_type":"cvssV4_0"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:10592292af48ab6bb12701b7018872809d857e03a517363dde23e78cfb2544e4 · sha256:86631f12beef977a… · /containers/cna/metrics/1/cvssV4_0

{"metric":{"baseScore":7.4,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:10592292af48ab6bb12701b7018872809d857e03a517363dde23e78cfb2544e4 · sha256:86631f12beef977a… · /containers/cna/metrics/0/cvssV3_1

Affected products and versions

1 source assertion

{"defaultStatus":"unknown","product":"SIMATIC S7-PLCSIM Advanced","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"0","versionType":"custom"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:10592292af48ab6bb12701b7018872809d857e03a517363dde23e78cfb2544e4 · sha256:86631f12beef977a… · /containers/cna/affected/0

Provider-owned CVSS observations

2 source assertions

{"metric":{"baseScore":6,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L","version":"4.0"},"metric_type":"cvssV4_0"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:10592292af48ab6bb12701b7018872809d857e03a517363dde23e78cfb2544e4 · sha256:86631f12beef977a… · /containers/cna/metrics/1/cvssV4_0

{"metric":{"baseScore":7.4,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:10592292af48ab6bb12701b7018872809d857e03a517363dde23e78cfb2544e4 · sha256:86631f12beef977a… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion

{"cweId":"CWE-770","description":"CWE-770: Allocation of Resources Without Limits or Throttling","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:10592292af48ab6bb12701b7018872809d857e03a517363dde23e78cfb2544e4 · sha256:86631f12beef977a… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion

{"url":"https://cert-portal.siemens.com/productcert/html/ssa-828211.html"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:10592292af48ab6bb12701b7018872809d857e03a517363dde23e78cfb2544e4 · sha256:86631f12beef977a… · /containers/cna/references/0

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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