CVE-2023-33983
HIGHBriar < 1.5.3 - Missing Authorization for Introduction Client Public Key Verification
Title source: llmDescription
The Introduction Client in Briar through 1.5.3 does not implement out-of-band verification for the public keys of introducees. An introducer can launch man-in-the-middle attacks against later private communication between two introduced parties.
References (1)
Core 1
Core References
Exploit, Technical Description, Third Party Advisory
https://ethz.ch/content/dam/ethz/special-interest/infk/inst-infsec/appliedcrypto/education/theses/report_YuanmingSong.pdf
Scores
CVSS v3
7.4
EPSS
0.0060
EPSS Percentile
44.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-862
Status
published
Products (1)
briarproject/briar
< 1.5.3
Published
May 24, 2023
Tracked Since
Feb 18, 2026