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CVE-2026-5475

A vulnerability was determined in NASA cFS up to 7.0.0. This impacts the function CFE_SB_TransmitMsg of the file cfe_sb_priv.c of the component CCSDS Header Size Handler. Executing a manipulation can lead to memory corruption. The project was informed of the problem early through an issue report but has not responded yet.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:d9ed4c5dfeeaeb9923621316412825a6152b51f51fc61d9d21bc73a1a66c37c2
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 4 assertions

{"metric":{"baseScore":5.2,"vectorString":"AV:A/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:30109282f973974732ad664ee6a1eb60cab57e25279a859ddd0e21980189f61e · sha256:9b51e5adced73674… · /containers/cna/metrics/3/cvssV2_0

{"metric":{"baseScore":5.5,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:30109282f973974732ad664ee6a1eb60cab57e25279a859ddd0e21980189f61e · sha256:9b51e5adced73674… · /containers/cna/metrics/1/cvssV3_1

{"metric":{"baseScore":5.1,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","version":"4.0"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:30109282f973974732ad664ee6a1eb60cab57e25279a859ddd0e21980189f61e · sha256:9b51e5adced73674… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"baseScore":5.5,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R","version":"3.0"},"metric_type":"cvssV3_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:30109282f973974732ad664ee6a1eb60cab57e25279a859ddd0e21980189f61e · sha256:9b51e5adced73674… · /containers/cna/metrics/2/cvssV3_0

Affected products and versions

1 source assertion
{"cpes":["cpe:2.3:a:nasa:cfs:*:*:*:*:*:*:*:*"],"modules":["CCSDS Header Size Handler"],"product":"cFS","vendor":"NASA","versions":[{"status":"affected","version":"7.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:30109282f973974732ad664ee6a1eb60cab57e25279a859ddd0e21980189f61e · sha256:9b51e5adced73674… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"metric":{"baseScore":5.2,"vectorString":"AV:A/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:30109282f973974732ad664ee6a1eb60cab57e25279a859ddd0e21980189f61e · sha256:9b51e5adced73674… · /containers/cna/metrics/3/cvssV2_0
{"metric":{"baseScore":5.5,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:30109282f973974732ad664ee6a1eb60cab57e25279a859ddd0e21980189f61e · sha256:9b51e5adced73674… · /containers/cna/metrics/1/cvssV3_1
{"metric":{"baseScore":5.1,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","version":"4.0"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:30109282f973974732ad664ee6a1eb60cab57e25279a859ddd0e21980189f61e · sha256:9b51e5adced73674… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"baseScore":5.5,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:30109282f973974732ad664ee6a1eb60cab57e25279a859ddd0e21980189f61e · sha256:9b51e5adced73674… · /containers/cna/metrics/2/cvssV3_0

CWE assertions

1 source assertion
{"cweId":"CWE-119","description":"Memory Corruption","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:30109282f973974732ad664ee6a1eb60cab57e25279a859ddd0e21980189f61e · sha256:9b51e5adced73674… · /containers/cna/problemTypes/0/descriptions/0

Source references

5 source assertions
{"tags":["product"],"url":"https://github.com/nasa/cFS/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:30109282f973974732ad664ee6a1eb60cab57e25279a859ddd0e21980189f61e · sha256:9b51e5adced73674… · /containers/cna/references/4
{"tags":["issue-tracking"],"url":"https://github.com/nasa/cFS/issues/953"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:30109282f973974732ad664ee6a1eb60cab57e25279a859ddd0e21980189f61e · sha256:9b51e5adced73674… · /containers/cna/references/3
{"name":"Submit #781951 | NASA cFS 7.0.0 CFE_SB_TransmitMsg memcpy trusts CCSDS header size without sourc","tags":["third-party-advisory"],"url":"https://vuldb.com/submit/781951"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:30109282f973974732ad664ee6a1eb60cab57e25279a859ddd0e21980189f61e · sha256:9b51e5adced73674… · /containers/cna/references/2
{"name":"VDB-355079 | NASA cFS CCSDS Header Size cfe_sb_priv.c CFE_SB_TransmitMsg memory corruption","tags":["vdb-entry","technical-description"],"url":"https://vuldb.com/vuln/355079"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:30109282f973974732ad664ee6a1eb60cab57e25279a859ddd0e21980189f61e · sha256:9b51e5adced73674… · /containers/cna/references/0
{"name":"VDB-355079 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/vuln/355079/cti"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:30109282f973974732ad664ee6a1eb60cab57e25279a859ddd0e21980189f61e · sha256:9b51e5adced73674… · /containers/cna/references/1

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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