A statement from Cricket South Africa said Rabada had suffered a right hip strain which would take about three weeks to heal.
BCCI President Sourav Ganguly confirmed the schedule for the series planned in February-March while speaking at an online event.
Boucher was speaking ahead of limited overs series against England, which starts with the first Twenty20 international in Cape Town on 27 November.
CSA said about 50 COVID-19 RTPCR tests on players and support staff were conducted prior to entering the bio-bubble here for the limited overs series, starting on 27 November.
As per the provisional schedule, England will host India across August and September in five Test match series.
The England cricket team has not toured Pakistan since 2005 due to security reasons.
South Africa vs England: Uncapped pacer Glenton Stuurman included in hosts' white-ball squads, Dale Steyn misses out
The 24 players include most of South Africa’s current limited overs international players, with only one uncapped player, fast bowler Glenton Stuurman, in the squad.
England's centrally contracted cricketers agree for 15 percent pay cut due to ECB's financial crisis
Bowlers Stuart Broad and Chris Woakes have said recently that players are willing to take a pay cut, which the ECB revealed on Friday would come from retainers, match fees and win bonuses.
Kevin Pietersen's second innings: Former England player is now committed to saving rhinos from extinction
As a cricketer, Kevin Pietersen made a name for himself by never backing down from a fight. After his England career ended, he discovered a new calling and now finds himself in the middle of a bigger fight ― saving rhinos from extinction.
Large parts of the cricketing world rallied to England's cause, with the West Indies, Pakistan, Ireland and Australia all going ahead with scheduled tours.
'You just have to expect anything at the minute': England's Chris Woakes says players not exempt from ECB pay cuts
England all-rounder Chris Woakes expressed sympathy with those affected.
'Harsh for him to say that': Jofra Archer responds to Michael Holding over latter's remark on players 'not taking a knee'
Barbados-born quick Archer told a conference call on Monday that the England and Wales Cricket Board (ECB) was taking the issue seriously.
England vs Australia: Hosts skipper Eoin Morgan says he is expecting turning pitches for upcoming ODI series
Morgan is anticipating a gentle turner in Manchester, where the fierce rivals will play three one-day internationals over the next week, with weather conditions conducive to slow bowlers.
England vs Australia: Will be tough for Dawid Malan to break into one-day unit, says hosts' coach Chris Silverwood
But Malan was only drafted into England's squad for a three-match one-day international series against Australia on Wednesday, and just as a reserve batsman.
Bell, however, missed the whole of the 2019 season through injury, and has struggled this term with a top score of 28 across all formats.
England vs Australia: Frustrated Mark Wood aims to send message to Australia in upcoming limited-overs series
Wood was dropped after the first Test against the West Indies in early July, didn’t play in the rest of that three-match series, and also failed to earn a recall for any of England’s three Tests against Pakistan last month.
Northamptonshire, the English county side where Capel spent 32 consecutive years as a player and then coach, announced he died at his home on Wednesday.
New Zealand-born Stokes said he had no choice but to leave the England team during its recent Test series against Pakistan after learning of his 64-year-old father's diagnosis.