Submitted by GalloDaSballo, also found by 0xabhay, SBSecurity, zhaojohnson, jokr, p0wd3r, peanuts, GoatedAudits, and d3e4
The stETH/ETH oracle is not a exchange rate feed, its a Market Rate Feed, while other feeds are exchange rate feeds.
This opens up ezETH to be vulnerable to:
This opens up to arbitrage anytime stETH trades at a discount (see Liquidations on the 13th of April).
Had withdrawals been open, the following could have been possible:
As well as:
I believe the withdrawal logic needs to be rethought to be denominated in ETH. The suggested architecture would look like the following:
Oracle
jatinj615 (Renzo) acknowledged and commented:
alcueca (judge) commented:
alcueca (judge) commented:
For this audit, 55 reports were submitted by wardens detailing low risk and non-critical issues. The report highlighted below by Sathish9098 received the top score from the judge.
The following wardens also submitted reports: ZanyBonzy, oakcobalt, kennedy1030, Fassi_Security, hunter_w3b, zzykxx, Bauchibred, atoko, LessDupes, honey-k12, fyamf, crypticdefense, GoatedAudits, Sparrow, araj, pauliax, GalloDaSballo, 0xCiphky, underdog, b0g0, Rhaydden, hihen, SBSecurity, oualidpro, ladboy233, K42, kind0dev, adeolu, jokr, inzinko, carlitox477, ABAIKUNANBAEV, ReadyPlayer2, kinda_very_good, gumgumzum, Sabit, t0x1c, xg, rbserver, 0xmystery, lanrebayode77, aslanbek, FastChecker, 0x73696d616f, WildSniper, adam-idarrha, gesha17, gjaldon, tapir, BiasedMerc, jesjupyter, grearlake, KupiaSec, and Limbooo.
