CVE-2020-4045

Summary

CVECVE-2020-4045
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-06-11 22:15:00 UTC
Updated2020-06-17 17:28:00 UTC
DescriptionSSB-DB version 20.0.0 has an information disclosure vulnerability. The get() method is supposed to only decrypt messages when you explicitly ask it to, but there is a bug where it's decrypting any message that it can. This means that it is returning the decrypted content of private messages, which a malicious peer could use to get access to private data. This only affects peers running [email protected] who also have private messages, and is only known to be exploitable if you're also running SSB-OOO (default in SSB-Server), which exposes a thin wrapper around get() to anonymous peers. This is fixed in version 20.0.1. Note that users of SSB-Server verion 16.0.0 should upgrade to 16.0.1 to get the fixed version of SSB-DB.

Risk And Classification

Problem Types: CWE-200

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Scuttlebutt Ssb-db 20.0.0 All All All
Application Scuttlebutt Ssb-db 20.0.0 All All All

References

ReferenceSourceLinkTags
Merge pull request from GHSA-mpgr-2cx9-327h · ssbc/ssb-db@43334d0 · GitHub MISC github.com Patch, Third Party Advisory
SSB-DB#get() is decrypting messages by default · Advisory · ssbc/ssb-db · GitHub CONFIRM github.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 983867 Nodejs (npm) Security Update for ssb-db (GHSA-mpgr-2cx9-327h)

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