CVSS VectorNVD
CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Lifecycle Timeline
4DescriptionNVD
Impact
_Insecure sync encryption: deterministic AES-192-CBC with a fixed zero IV, constant KDF salt, and no MAC leads to confidentiality and integrity failures for synced bookmark/profile data. Attackers can crack common passwords across installs and perform undetected ciphertext bit-flips to alter config/bookmarks._
Patches
- https://github.com/electerm/electerm/commit/9dd8295e37d53396b980cd45dfc5ed11ad79b937
Workarounds
- No
References
- Report / credit: https://github.com/Curly-Haired-Baboon
- Electerm releases: https://github.com/electerm/electerm/releases
AnalysisAI
electerm's sync encryption uses deterministic AES-192-CBC with a fixed zero IV, constant KDF salt, and no message authentication code, allowing attackers to crack common passwords across multiple installations and perform undetected bit-flip attacks on synced bookmark and profile data. Affects electerm versions prior to 3.9.5. …
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External POC / Exploit Code
Leaving vuln.today
EUVD-2026-32959
GHSA-g29v-q6h7-76wh