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Attributed metadata history

REPORTPUBLIC METADATA

[BugTales] Exploiting CSN.1 Bugs in MediaTek Basebands

This summer at Black Hat, we have published research about exploiting Huawei basebands (video recording also available here). The remote code execution attack surface explored in that work was the Radio Resource stack’s CSN.1 decoder. Searching for bugs in CSN.1 decoding turned out to be very fruitful in the case of Huawei’s baseband, however, they were not the only vendor that we looked at - or t

Reference details

Source category
Research & news
Report title
[BugTales] Exploiting CSN.1 Bugs in MediaTek Basebands
First reported
Mar 10, 2022 00:00 UTC
Last reported
Mar 10, 2022 00:00 UTC
Catalog updated
Oct 08, 2026 03:51 UTC
Record ID
355c2a1d4a8d89360fad27d0488e8e6fd3fff88e75e066144d53da3160b5cf01

Published indicators

Network indicators are visibly defanged. This page does not make them clickable or send them to another service.

No validated file hashes or network indicators are stored for this record.

Source observations

src_350d40f2cc69277bca

Source-provided label
Not reported
Evidence class
mentioned in report
Confidence
Not reported
Observed
Mar 10, 2022 00:00 UTC
Retrieved
Oct 08, 2026 03:51 UTC

This record contains metadata and attribution only. It does not host, download, unpack, render, or execute malware samples.

Feed collection status

Sources represented on this page. Publication and observation dates describe the content; successful batch dates describe local collection. A recent batch does not certify complete coverage or current provider availability.

1 sources: 0 stale, 0 needing attention, 0 paused, 1 unverified.

Review source update dates and status
  • src_350d40f2cc69277bcaCollection status unverifiedLast successful batch: Unverified

Stale means older than twice the recorded collection interval, with a minimum of one hour; without an interval, the threshold is 24 hours. Cached content remains available while a feed is stale, paused, or unverified.